C語言程序設(shè)計(jì)第三版譚浩強(qiáng)課后習(xí)題答案完整版(完整版)

C語言程序設(shè)計(jì)第三版譚浩強(qiáng)課后習(xí)題答案完整版（完整版）(文檔可以直接使用，也可根據(jù)實(shí)際需要修改使用,可編輯歡迎下載）

￡±.5??2???±???àyìa￡?±àD′￡-??C3ìDò￡?ê?3?ò???D??￠￡oC語言程序設(shè)計(jì)第三版譚浩強(qiáng)課后習(xí)題答案完整版（完整版）(文檔可以直接使用，也可根據(jù)實(shí)際需要修改使用,可編輯歡迎下載）**************************VeryGood!**************************?a￡omian(){printf("**************************");printf("\n");printf("VeryGood!\n");printf("\n");printf("**************************");}￡±.6±àD′￡-??3ìDò￡?ê?è?a?￠b?￠cèy???μ￡?ê?3????D×?′ó?μ?￡?a￡omian(){inta,b,c,max;printf("??ê?è?èy??êya,b,c:\n");scanf("%d,%d,%d",&a,&b,&c);max=a;if(max<b)max=b;if(max<c)max=c;printf("×?′óêy?a￡o"%d",max);}μúèy??3.6D′3?ò???3ìDò??DDμ??á1??￡main(){charc￡±='a',c￡2='b',c3='c',c4='\￡±0￡±',c5='\￡±￡±6';printf("a%cb%c\tc%c\tabc\n",c￡±,c￡2,c3);printf("\t\b%c%c",c4,c5);}?a￡oaa¨ébb¨é¨é¨écc¨é¨é¨é¨é¨é¨éabcA¨éN3.7??òa??"China"ò?3é?ü??￡?ò???1??éê?￡oó??-à′×???oó??μ?μú4??×???′úì??-à′μ?×???￡?àyè?￡?×???"A"oó??μú4??×???ê?"E"￡?"E"′úì?"A"?￡òò′?￡?"China"ó|ò??a"Glmre"?￡??±à￡-3ìDò￡?ó??33??μμ?·?·¨ê1cl?￠c￡2?￠c3?￠c4?￠c5????±?á?μ??μ·?±e?a￡?'C'?￠'h'?￠'i'?￠'n'?￠'a'￡??-1y????￡?ê1c￡±?￠c￡2?￠c3?￠c4?￠c5·?±e±??a'G'?￠'l'?￠'m'?￠'r'?￠'e'￡?2￠ê?3??￡?a￡o#include<stdio.h>main(){charc￡±='C',c￡2='h',c3='i',c4='n',c5='a';c￡±+=4;c￡2+=4;c3+=4;c4+=4;c5+=4;printf("?ü??ê?%c%c%c%c%c\n",c￡±,c￡2,c3,c4,c5);}??DD?á1?￡o?ü??ê?Glmre3.9?ó??????ê?±í′?ê?μ??μ?￡￡¨￡±￡?x+a%3*(int)(x+y)%￡2/4éèx=￡2.5,a=7,y=4.7￡¨￡2￡?(float)(a+b)/￡2+(int)x%(int)yéèa=￡2,b=3,x=3.5,y=￡2.5￡¨￡±￡?￡2.5￡¨￡2￡?3.53.￡±0D′3?3ìDò??DDμ??á1??￡main(){inti,j,m,n;i=8;j=￡±0;m=++i;n=j++;printf("%d,%d,%d,%d",i,j,m,n);}?a￡o9￡?￡±￡±￡?9￡?￡±03.￡±￡2D′3?????±í′?ê?????oóa(chǎn)μ??μ￡?éè?-à′a=￡±￡2?￡éèaoín??ò??¨ò??a??Dí±?á??￡￡¨￡±￡?a+=a￡¨￡2￡?a-=￡2￡¨3￡?a*=￡2+3￡¨4￡?a/=a+a￡¨5￡?a%=(n%=￡2)￡?nμ??μμèóú5￡¨6￡?a+=a-=a*=a?a￡o(￡±)￡24(￡2)￡±0(3)60(4)0(5)0(6)0μú????4￡?4è?a=3￡?b=4￡?c=5￡?x=￡±.￡2￡?y=￡2.4￡?z=-3.6￡?u=5￡±￡274￡?n=￡±￡28765￡?c￡±='a'￡?c￡2='b'?￡??μ?μ?ò???ê?3???ê?oí?á1?￡???D′3?3ìDò￡¨°üà¨?¨ò?±?á?ààDíoíéè??ê?3?￡??￡a=_3__b=_4__c=_5x=￡±.￡200000,y=￡2.400000,z=-3.600000x+y=_3.600__y+z=-￡±.￡20__z+x=-￡2.40c￡±=¨@a¨@_or_97(ASCII)c￡2=¨@b¨@_or_98(ASCII)main(){inta=3,b=4,c=5;longintu=5￡±￡274,n=￡±￡28765;floatx=￡±.￡2,y=￡2.4,z=3.6;charc￡±='a',c￡2='b';printf("a=%￡2db=%￡2dc=%￡2d\n",a,b,c);printf("x=%f,y=%f,z=%f\n",x,y,z);printf("x+y=%5.￡2fy+z=%5.￡2fz+x=%5.￡2f\n",x+y,y+z,z+x);printf("u=%6ldn=%9ld\n",u,n);printf("%s%s%d%s\n","c￡±='a'","or",c￡±,"(ASCII)");printf("%s%s%d%s\n","c￡2='a'","or",c￡2,"(ASCII)");}4￡?7ó?scanf????μ?oˉêyê?è?êy?Y￡?ê1a=3￡?b=7￡?x=8.5￡?y=7￡±.8￡2￡?c￡±=¨@A¨@￡?c￡2=¨@a¨@￡??ê?ú?ü?ìé?è?o?ê?è?￡?main(){inta￡?b￡?floatx￡?y￡?charc￡±c￡2￡?scanf￡¨"a=%d_b=%d"￡?&a￡?&b￡?￡?scanf￡¨"_x=%f_y=%e",&x￡?&y￡?￡?scanf￡¨"_c￡±=%c_c￡2=%c"￡?&c￡±￡?&c￡2￡?￡?}a=3_b=7_x=8.5_y=7￡±.8￡2_c￡±=A_c￡2=a4￡?8éè?2°???r=￡±.5￡??2?ù??h=3￡??ó?2?ü3¤?￠?2???y?￠?2?ò±í???y?￠?2?òì??y?￠?2?ùì??y?￡ó?scanfê?è?êy?Y￡?ê?3??????á1?￡?ê?3?ê±òa?ó??×??μ?÷￡?è?D?êyμ?oóá???êy×??￡??±à3ìDò?￡main(){floatr,h,C￡±,Sa,Sb,Va,Vb;scanf("%f,%f",&r,&h);C￡±=￡2*3.￡±4*r;Sa=3.￡±4*r*r;Sb=4*Sa;Va=4*3.￡±4*r*r*r/3;Vb=Sa*h;printf("C￡±=%.￡2f\n",C￡±);printf("Sa=%.￡2f\nSb=%.￡2f\nVa=%.￡2f\nVb=%.￡2f\n",Sa,Sb,Va,Vb);}4￡?9ê?è?￡-???aê????è￡?òa?óê?3?é?ê????è?￡1?ê??ac=5(F-3￡2)/9ê?3?òa?óóD??×??μ?÷￡?è???￡2D?êy?￡main(){floatF,c;scanf("%f",&F);c=5*(F-3￡2)/9;printf("c=%.￡2f",c);}4￡?￡±0±à3ìDò￡?ó?getcharoˉêy?áè?á???×?·???c￡±?￠c￡2￡?è?oó·?±eó?oˉêyoíoˉêyê?3??aá???×?·??￡2￠????ò????êìa￡o￡¨￡±￡?±?á?c￡±?￠c￡2ó|?¨ò??a×?·?Dí?ò??D?￡?ò??t?????é￡?￡¨￡2￡?òa?óê?3?c￡±oíc￡2?μμ?ASCII??￡?ó|è?o?′|àí￡?ó?putcharoˉêy?1ê?printfoˉêy￡?￡¨￡3￡???D?±?á?ó?×?·?±?á?ê?·??úè?o??é???????éò??￥?à′úì?￡?è?￡ochar??c￡±￡?c￡2￡?ó?int??c￡±￡?c￡2￡?ê?·??Tì??tμ?μè??￡?#include"stdio.h"main(){charc￡±,c￡2;c￡±=getchar();c￡2=getchar();putchar(c￡±);putchar('\n');putchar(c￡2);putchar('\n');}#include"stdio.h"main(){charc￡±,c￡2;c￡±=getchar();c￡2=getchar();printf("c￡±=%dc￡2=%d\n",c￡±,c￡2);printf("c￡±=%cc￡2=%c\n",c￡±,c￡2);}μú????5.￡±ê2?′ê???ê?????￡?ê2?′ê?1??μ????￡?ê2?′ê????-????￡??a￡o???￡5.￡2Có????Dè?o?±íê?"??"oí"?ù"￡??μí3è?o??D??￡-??á?μ?"??"oí"?ù"￡??a￡oéèóD￡-?????-±í′?ê?￡?è????á1??a"??"￡??òò?￡±±íê?￡?è????á1??a"?ù"￡??òò?0±íê??￡μ?ê??D??￡-?????-á?μ??μê±￡?ò?0′ú±í"??"￡?ò?·?0′ú±í"?ù"?￡àyè?3&&5μ??μ?a"??"￡??μí3??3?3&&5μ??μ?a￡±?￡5.3D′3??????÷???-±í′?ê?μ??μ?￡éèa=3￡?b=4￡?c=5?￡(￡±)a+b>c&&b==c(￡2)a||b+c&&b-c(3)!(a>b)&&!c||￡±(4)!(x=a)&&(y=b)&&0(5)!(a+b)+c-￡±&&b+c/￡2?a￡o(￡±)0(￡2)￡±(3)￡±(4)0(5)￡±5.4óD3????êya?￠b?￠c￡?óé?ü?ìê?è?￡?ê?3????D×?′óμ?êy?￡?a￡o·?·¨￡-#include<stdio.h>main(){inta,b,c;printf("??ê?è?3????êy￡o");scanf("%d,%d,%d",&a,&b,&c);if(a<b)if(b<c)printf("max=%d\n",c);elseprintf("max=%d\n",b);elseif(a<c)printf("max=%d\n",c);elseprintf("max=%d\n",a);}·?·¨?t￡oê1ó?ì??t±í′?ê?￡??éò?ê13ìDò?ü?ó?ò?÷?￠???ú?￡3ìDòè???￡o#include<stdio.h>main(){inta,b,c,temp,max;printf("??ê?è?3????êy￡o");scanf("%d,%d,%d",&a,&b,&c);temp=(a>b)?a:b;/*??aoíb?Dμ?′ó??′?è?temp?D*/max=(temp>c)?temp:c;/*??aoíb?Dμ?′ó??ó?c±è??￡?è?×?′ó??*/printf("3????êyμ?×?′óêyê?%d\n",max);}5.5óD￡-oˉêy￡oD′￡-3ìDò￡?ê?è?x?μ￡?ê?3?y?μ?￡?a￡o#include<stdio.h>main(){intx,y;printf("ê?è?x￡o");scanf("%d",&x);if(x<￡±)/*x<￡±*/{y=x;printf("x=%3d,y=x=%d\n",x,y);}elseif(x<￡±0)/*￡±?üx-￡±0*/{y=￡2*x-￡±;printf("x=%3d,y=￡2*x-￡±=%d\n",x,y);}else/*x?Y￡±0*/{y=3*x-￡±￡±;printf("x=%3d,y=3*x-￡±￡±=%d\n",x,y);}}5.6??￡-??°ù·???3é?¨￡?òa?óê?3?μè??'A'?￠'B'?￠'C'?￠'D'?￠'E'?￡90·?ò?é??a'A'￡?80~90·??a'B'￡?70~79·??a'C'￡?60·?ò????a'D'?￡?a￡o3ìDòè???￡o#include<stdio.h>main(){floatscore;chargrade;printf("??ê?è??§éú3é?¨￡o");scanf("%f",&score);while(score>￡±00||(score<0){printf("\nê?è?óD?ó,????D?ê?è?￡o");scanf("%f",&score);}switch((int)(score/￡±0)){case￡±0:case9:grade='A';break;case8:grade='B';break;case7:grade='C';break;case6:grade='D';break;case5:case4:case3:case￡2:case￡±:case0:grade='E';}printf("3é?¨ê?%5.￡±f￡??àó|μ?μè??ê?%c?￡\n",score,grade);}?μ?÷￡o??ê?è?μ?êy?Y??DD?ì2é￡?è?D?óú0?ò′óóú￡±00￡?òa?ó??D?ê?è??￡(int)(score/￡±0)μ?×÷ó?ê???(score/￡±0)μ??μ??DD????ààDí×a??￡?μ?μ?￡-????Dí?μ?￡5.7???¨￡-??2??àóú5??μ??y??êy￡?òa?ó￡o￠ù?ó?üê?????êy￡?￠ú·?±e′òó?3???￡-??êy×?￡?￠?°′??Dò′òó?3??÷??êy×??￡àyè??-êy?a3￡2￡±￡?ó|ê?3?￡±￡23?￡?a￡o#include<stdio.h>main(){longintnum;intindiv,ten,hundred,thousand,ten_thousand,place;/*·?±e′ú±í?????￠ê????￠°ù???￠?§???￠íò??oí??êy*/printf("??ê?è?￡-????êy￡¨0~99999￡?￡o");scanf("%ld",&num);if(num>9999)place=5;elseif(num>999)place=4;elseif(num>99)place=3;elseif(num>9)place=￡2;elseplace=￡±;printf("place=%d\n",place);ten_thousand=num/￡±0000;thousand=num/￡±000%￡±0;hundred=num/￡±00%￡±0;ten=num%￡±00/￡±0;indiv=num%￡±0;switch(place){case5:printf("%d,%d,%d,%d,%d",ten_thousand,thousand,hundred,ten,indiv);printf("\n·′Dòêy×??a￡?");printf("%d%d%d%d%d\n",indiv,ten,hundred,thousand,ten_thousand);break;case4:printf("%d,%d,%d,%d",thousand,hundred,ten,indiv);printf("\n·′Dòêy×??a￡o");printf("%d%d%d%d\n",indiv,ten,hundred,thousand);break;case3:printf("%d,%d,%d",hundred,ten,indiv);printf("\n·′Dòêy×??a￡o");printf("%d%d%d\n",indiv,ten,hundred);break;case￡2:printf("%d,%d",ten,indiv);printf("\n·′Dòêy×??a￡o");printf("%d%d\n",indiv,ten);break;case￡±:printf("%d",indiv);printf("\n·′Dòêy×??a￡o");printf("%d\n",indiv);break;}}5.8?óòμ·￠·?μ??±?e?ù?Yà?èóìá3é?￡à?èóIμíóú?òμèóú￡±0íò?aê±￡??±?e?éìá3é￡±0%￡?à?èó??óú￡±0íò?a￡?μíóú￡20íò?a￡¨￡±00000<I?ü￡200000￡?ê±￡????D￡±0íò?a°′￡±0%ìá3é￡???óú￡±0íò?aμ?2?·?￡??éìá3é7.5%￡?￡200000<I?ü400000ê±￡????D￡20íò?aè?°′é?ê?°ì·¨ìá3é￡¨??í?￡?￡???óú￡20íò?aμ?2?·?°′5%ìá3é￡?400000<I?ü600000ê±￡???óú40íò?aμ?2?·?°′3%ìá3é￡?600000?′I?ü￡±000000ê±￡???óú60íòμ?2?·?°′￡±.5%ìá3é￡?I>￡±000000ê±￡?3?1y￡±00íò?aμ?2?·?°′￡±%ìá3é?￡′ó?ü?ìê?è?μ±??à?èóI￡??óó|·￠·??±?e×üêy?￡òa?ó￡o(￡±)ó?ifó???±à3ìDò￡?(￡2)ó?switchó???±à3ìDò?￡?a￡o????à?èóê±￡?òaì?±e×￠òa2?í?à?èóμ?2?í?ìá3é±èày?￡àyè?￡?à?èó?a￡±5íò?a￡????DóD￡±0íò?a°′￡±0%μ?±èàyìá3é￡?áíía5íò?a?ò°′7.5%ìá3é?￡(￡±)ó?ifó???±à3ìDò?￡#include<stdio.h>main(){longi;floatbonus,bon￡±,bon￡2,bon4,bon6,bon￡±0;bon￡±=￡±00000*0.￡±;/*à?èó?a￡±0íò?aê±μ??±?e*/bon￡2=bon￡±+￡±00000*0.075;/*à?èó?a￡20íò?aê±μ??±?e*/bon4=bon￡2+￡200000*0.05;/*à?èó?a40íò?aê±μ??±?e*/bon6=bon4+￡200000*0.03;/*à?èó?a60íò?aê±μ??±?e*/bon￡±0=bon6+400000*0.0￡±5;/*à?èó?a￡±00íò?aê±μ??±?e*/printf("??ê?è?à?èói￡o");scanf("%ld",&i);if(i<=￡±00000)bonus=i*0.￡±;/*à?èó?ú￡±0íò?aò??ú°′0.￡±ìá3é?±?e*/elseif(i<=￡200000)bonus=bon￡±+(i-￡±00000)*0.075;/*à?èó?ú￡±0íò?á￡20íò?aê±μ??±?e*/elseif(i<=400000)bonus=bon￡2+(i-￡200000)*0.05;/*à?èó?ú￡20íò?á40íò?aê±μ??±?e*/elseif(i<=600000)bonus=bon4+(i-400000)*0.03;/*à?èó?ú40íò?á60íò?aê±μ??±?e*/elseif(i<=￡±000000)bonus=bon6+(i-600000)*0.0￡±5;/*à?èó?ú60íò?á￡±00íò?aê±μ??±?e*/elsebonus=bon￡±0+(i-￡±000000)*0.0￡±;/*à?èó?ú￡±00íò?aò?é?ê±μ??±?e*/printf("?±?eê?%￡±0.￡2f\n",bonus);}′?ìaμ?1??ü?úóú?yè·D′3???￡-????μ??±?e????1?ê??￡àyè?à?èó?ú￡±0íò?a?á￡20íòê±￡??±?eó|óéá?2?·?×é3é￡o￠ùà?èó?a￡±0íò?aê±ó|μ?μ??±?e?￡?′￡±00000￠a0.￡±￡?￠ú￡±0íò?aò?é?2?·?ó|μ?μ??±?e?￡?′(num-￡±00000)￠a0.075?￡í?àí￡?￡20íò??40íò?a??????μ??±?eò2ó|óéá?2?·?×é3é￡o￠ùà?èó?a￡20íò?aê±ó|μ?μ??±?e￡??′￡±00000￠a0.￡±￠a￡±0íò￠a0.075￡?￠ú￡20íò?aò?é?2?·?ó|μ?μ??±?e￡??′(num-￡200000)￠a0.05?￡3ìDò?D?è°?￡±0íò?￠￡20íò?￠40íò?￠60íò?￠￡±00íò?÷1??üμ?μ??±?e????3?à′￡??′bon￡±?￠bon￡2?￠bon4?￠bon6?￠hon￡±0￡?è?oó?ù?óé??÷???????ó2?·?μ??±?e?￡(￡2)ó?switchó???±à3ìDò?￡ê?è?à?èói￡?è·?¨?àó|μ?ìá3éμè??branch?ù?Ybranchè·?¨?±?e?μ0?±?e=i*0.￡±￡±?±?e=bon￡±+(i-￡±05)*0.075￡2?±?e=bon￡2+(i-￡2*￡±05)*0.0534?±?e=bon4+(i-4*￡±05)*0.0356?±?e=bon6+(i-6*￡±05)*0.0￡±5789￡±0?±?e=bon￡±0+(i-￡±06)*0.0￡±ê?3??±?e#include<stdio.h>main(){longi;floatbonus,bon￡±,bon￡2,bon4,bon6,bon￡±0;intc;bon￡±=￡±00000*0.￡±;bon￡2=bon￡±+￡±00000*0.075;bon4=bon￡2+￡200000*0.05;bon6=bon4+￡200000*0.03;bon￡±0=bon6+400000*0.0￡±5;printf("??ê?è?à?èói￡o");scanf("%ld",&i);c=i/￡±00000;if(c>￡±0)c=￡±0;switch(c){case0:bonus=￡±*0.￡±;break;case￡±:bonus=bon￡±+(i-￡±00000)*0.075;break;case￡2:case3:bonus=bon￡2+(i-￡200000)*0.05;break;case4:case5:bonus=bon4+(i-400000)*0.03;break;case6:case7:case8:case9:bonus=bon6+(i-600000)*0.0￡±5;break;case￡±0:bonus=bon￡±0+(i-￡±000000)*0.0￡±;}printf("?±?eê?%￡±0.￡2f",bonus);}5.9ê?è?4????êy￡?òa?ó°′óé′óμ?D?μ??3Dòê?3??￡?a￡o′?ìa2éó?òà′?±è??μ?·?·¨??3???′óD??3Dò?￡?ú?§?°á??-?·oíêy×éò?oó￡??éò?óD?ü?àμ???Dò·?·¨?￡#include<stdio.h>main(){intt,a,b,c,d;printf("??ê?è?4????êy￡o");scanf("%d,%d,%d,%d",&a,&b,&c,&d);printf("\na=%d,b=%d,c=%d,d=%d\n",a,b,c,d);if(a>b){t=a;a=b;b=t;}if(a>c){t=a;a=c;c=t;}if(a>d){t=a;a=d;d=t;}if(b>c){t=a;b=c;c=t;}if(b>d){t=b;b=d;d=t;}if(c>d){t=c;c=d;d=t;}printf("??Dò?á1?è???￡o\n");printf("%d,%d,%d,%d\n",a,b,c,d);}5.￡±0óD4???2?t￡??2D?·?±e?a(￡2￡?￡2)?￠(-￡2￡?￡2)?￠(￡2￡?-￡2)?￠(-￡2￡?-￡2)￡??2°????a￡±?￡?a4???tμ????è·?±e?a￡±0m?￡?tò?ía?T?¨?t???￡??ê?è?è?￡-μ?μ?×?±ê￡??ó??μ?μ??¨?t???è(?tíaμ????è?aá?)?￡3ìDòè???￡o#include<stdio.h>main(){inth=￡±0;floatx￡±=￡2,y￡±=￡2,x￡2=-￡2,y￡2=￡2,x3=-￡2,y3=-￡2,x4=-￡2,y4=-￡2,x,y,d￡±,d￡2,d3,d4;printf("??ê?è?￡-??μ?(x,y)￡o");scanf("%f,%f",&x,&y);d￡±=(x-x￡±)*(x-x￡±)+(y-y￡±)*(y-y￡±);/*?ó??μ?μ??÷?DD?μ?μ??àà?*/d￡2=(x-x￡2)*(x-x￡2)+(y+y￡2)*(y+y￡2);d3=(x+x3)*(x+x3)+(y-y3)*(y-y3);d4=(x+x4)*(x-x4)*(y+y4)*(y+y4);if(d￡±>￡±&&d￡2>￡±&&d3>￡±&&d4>￡±)h=0;/*?D????μ?ê?·??ú?tía*/printf("??μ????è?a%d\n",h);}μúáù??μúáù?????-?·????6.￡±ê?è?á????y??êymoín￡??ó??×?′ó1???êyoí×?D?1?±?êy?￡main(){longm,n,i=￡±,j,s;scanf("%ld,%ld",&m,&n);for(;i<=m&&i<=n;i++){if(m%i==0&&n%i==0)s=i;}if(m>=n)j=m;elsej=n;for(;!(j%m==0&&j%n==0);j++);printf("s=%ld,j=%ld\n",s,j);}6.￡2ê?è?￡-DD×?·?￡?·?±eí3??3????Dó￠??×????￠?????￠êy×?oí????×?·?μ???êy?￡#include"stdio.h"main(){charc;inti=0,j=0,k=0,l=0;while((c=getchar())!='\n'){if(c>=65&&c<=90||c>=97&&c<=￡±￡2￡2)i++;elseif(c>=48&&c<=57)j++;elseif(c==3￡2)k++;elsel++;}printf("i=%d,j=%d,k=%d,l=%d\n",i,j,k,l);}6.3?óSn=a+aa+aaa+...+aa...aaa￡¨óDn??a￡????μ￡????Daê?￡-??êy×??￡àyè?￡o￡2+￡2￡2+￡2￡2￡2+￡2￡2￡2￡2+￡2￡2￡2￡2￡2￡¨n=5￡?￡?nóé?ü?ìê?è??￡#include"math.h"main(){intn,sum=0,i=￡±,s=￡2;scanf("%d",&n);while(i<=n){sum=sum+s;s=s+￡2*pow(￡±0,i);i++;}printf("sum=%d\n",sum);}6.4?ó￡?￡¨?′?ó￡±!+￡2!+3!+4!+5!+...+￡20!￡?main(){intn,i=￡±;longsum=0,s=￡±;scanf("%d",&n);while(i<=n){s=s*i;sum=sum+s;i++;}printf("sum=%ld\n",sum);}6.5?ómain(){doublei=￡±,j=￡±,k=￡±,s￡±=0,s￡2=0,s3=0,sum;for(;i<=￡±00;i++)s￡±=s￡±+i;for(;j<=50;j++)s￡2=s￡2+j*j;for(;k<=￡±0;k++)s3=s3+￡±/k;sum=s￡±+s￡2+s3;printf("sum=%f\n",sum);}6.6′òó?3??ùóD"???é?¨êy"￡??ù??"???é?¨êy"ê???￡-??èy??êy￡????÷??êy×?á￠·?oíμèóú??±?éí?￡àyè?￡o￡±53ê?￡-?????é?¨êy￡?òò?a￡±53=￡±^3+5^3+3^3?￡#include"math.h"main(){intx=￡±00,a,b,c;while(x>=￡±00&&x<￡±000){a=0.0￡±*x;b=￡±0*(0.0￡±*x-a);c=x-￡±00*a-￡±0*b;if(x==(pow(a,3)+pow(b,3)+pow(c,3)))printf("%5d",x);x++;}}6.7￡-??êyè?1???o?μèóú?üμ?òò×ó??oí￡??a??êy?í3??a"íêêy"?￡àyè?￡?6μ?òò×ó?a￡±?￠￡2?￠3￡???6=￡±+￡2+3￡?òò′?6ê?"íêêy"?￡±à3ìDò?ò3?￡±000???úμ??ùóDíêêy￡?2￠°′??????ê?ê?3???òò×ó￡o6??its??factors??are??￡±?￠￡2?￠3main(){intm,i,j,s;for(m=6;m<￡±0000;m++){s=￡±;for(i=￡2;i<m;i++)if(m%i==0)s=s+i;if(m-s==0){printf("%5ditsfastorsare￡±",m);for(j=￡2;j<m;j++)if(m%j==0)printf("%d",j);printf("\n");}}}?òmain(){intm,i,j,s;for(m=6;m<￡±000;m++){s=m-￡±;for(i=￡2;i<m;i++)if(m%i==0)s=s-i;if(s==0){printf("%5ditsfastorsare￡±",m);for(j=￡2;j<m;j++)if(m%j==0)printf("%d",j);printf("\n");}}}6.8óD￡-·?êyDòáD￡o?????ó3??a??êyáDμ??°￡20????oí?￡main(){inti=￡±,n;doublet,x=￡±,y=￡2,s,sum=0;scanf("%ld",&n);while(i<=n){s=y/x;sum=sum+s;t=y;y=y+x;x=t;i++;}printf("%f\n",sum);}6.9￡-?ò′ó￡±00?×???è×?óé????￡???′???μ?oó·μ???-???èμ?￡-°?￡??ù?????￡?ó?ü?úμú￡±0′???μ?ê±12?-1y?àéù?×￡?μú￡±0′?·′μˉ?à??￡???main(){inti,n;doubleh=￡±00,s=￡±00;scanf("%d",&n);for(i=￡±;i<=n;i++){h*=0.5;if(i==￡±)continue;s=￡2*h+s;}printf("h=%f,s=%f\n",h,s);}6.￡±0o?×ó3?ìò?êìa?￡o?×óμú￡-ìì?a??è??é??ìò×ó￡?μ±?′3?á?￡-°?￡??12?1y??￡?ó??à3?á?￡-???￡μú?tìì??é?ó???ê￡??μ?ìò×ó3?μ?￡-°?￡?ó??à3?￡-???￡ò?oó??ìì??é???3?á??°￡-ììê￡??μ?￡-°?á?￡-???￡μ?μú￡±0ìì??é????ù3?ê±￡?????ê￡??￡-??ìò×óá??￡?óμú￡-ìì12?a?àéùìò×ó?￡main(){inti=￡±,sum=0;for(;i<=￡±0;sum=￡2*sum+￡±,i++);printf("sum=%d\n",sum);}6.￡±￡±ó?μü′ú·¨?ó?￡?ó??·??ùμ?μü′ú1?ê??a￡oòa?ó?°oóá?′??ó3?μ?μ?2?μ??????μéùóú0.0000￡±?￡#include"math.h"main(){floatx0,x￡±,a;scanf("%f",&a);x￡±=a/￡2;do{x0=x￡±;x￡±=(x0+a/x0)/￡2;}while(fabs(x0-x￡±)>=0.0000￡±);printf("%.3f\n",x￡±);}6.￡±￡2ó??￡?ùμü′ú·¨?ó·?3ì?ú￡±.5???üμ??ù?￡main(){doublex,y;x=￡±.5;do{y=￡2*x*x*x-4*x*x+3*x-6;x=x-y/(6*x*x-8*x+3);}while(y!=0);printf("x=%.3f\n",x);}6.￡±3ó??t·?·¨?ó·?3ì?ú(-￡±0￡?￡±0)????μ??ùmain(){doublex￡±,x￡2,y￡±,y￡2;x￡±=-￡±0;x￡2=￡±0;do{y￡±=￡2*x￡±*x￡±*x￡±-4*x￡±*x￡±+3*x￡±-6;x￡±=x￡±-y￡±/(6*x￡±*x￡±-8*x￡±+3);}while(y￡±!=0);do{y￡2=￡2*x￡2*x￡2*x￡2-4*x￡2*x￡2+3*x￡2-6;x￡2=x￡2-y￡2/(6*x￡2*x￡2-8*x￡2+3);}while(y￡2!=0);printf("x￡±=%.3f,x￡2=%.3f\n",x￡±,x￡2);}6.￡±4′òó?ò???í?°?*************************#include"math.h"main(){inti,j,k;for(i=0;i<=3;i++){for(j=0;j<=￡2-i;j++)printf("");for(k=0;k<=￡2*i;k++)printf("*");printf("\n");}for(i=0;i<=￡2;i++){for(j=0;j<=i;j++)printf("");for(k=0;k<=4-￡2*i;k++)printf("*");printf("\n");}}μú????μú??????êy×é7.￡±ó?é?·¨?ó???úμ???êy?￡main(){inti,j,a??￡±00??;for(i=￡2;i<￡±00;i++){a??i??=i;for(j=￡2;j<=i;j++){if(j<i)if(a??i??%j==0)break;if(a??i??-j==0)printf("%5d",a??i??);}}printf("\n");}?ò#include"math.h"main(){staticinti,j,k,a??98??;for(i=￡2;i<￡±00;i++){a??i??=i;k=sqrt(i);for(j=￡2;j<=a??i??;j++)if(j<k)if(a??i??%j==0)break;if(j>=k+￡±)printf("%5d",a??i??);}printf("\n");}7.￡2ó?????·¨??￡±0????êy′óD?μ?′ó??Dò?￡main(){inti,j,a??￡±0??,t;for(i=0;i<￡±0;i++)scanf("%d",&a??i??);for(j=￡±;j<￡±0;j++)for(i=0;i<=9-j;i++)if(a??i??>a??i+￡±??){t=a??i+￡±??;a??i+￡±??=a??i??;a??i??=t;}for(i=0;i<￡±0;i++)printf("%5d",a??i??);}?òmain(){staticinta??￡±0??,i,j,k,t;for(i=￡±;i<￡±￡±;i++)scanf("%d",&a??i??);for(j=￡±;j<￡±0;j++)for(i=￡±;i<=￡±0-j;j++)if(a??i??>a??i+￡±??){t=a??i+￡±??;a??i+￡±??=a??i??;a??i??=t;}for(i=￡±;i<￡±￡±;i++)printf("%d",a??i??);printf("\n");}7.3?ó￡-??3?á3???ó???????a????oí?￡main(){inti=0,j=0,a??3????3??,s￡±,s￡2;for(i=0;i<3;i++)for(j=0;j<3;j++)scanf("%d",&a??i????j??);s￡±=a??0????0??+a??￡±????￡±??+a??￡2????￡2??;s￡2=a??0????￡2??+a??￡±????￡±??+a??￡2????0??;printf("s￡±=%d,s￡2=%d\n",s￡±,s￡2);}?òmain(){staticinti,j,s￡±,s￡2,a??3????3??;for(i=￡±;i<=3;i++)for(j=￡±;j<=3;j++)scanf("%d",&a??i????j??);s￡±=a??￡±????￡±??+a??￡2????￡2??+a??3????3??;s￡2=a??￡±????3??+a??￡2????￡2??+a??3????￡±??;printf("%d,%d\n",s￡±,s￡2);}7.4ò?óD￡-??ò???o?μ?êy×é??ê?è?￡-??êyòa?ó°′?-à′??Dòμ?1??é???ü2?è?êy×é?D?￡main(){staticinta??￡±0??={￡±,7,8,￡±7,￡23,￡24,59,6￡2,￡±0￡±};inti,j,t;scanf("%d",&a??9??);for(i=9;i>0;i--)if(a??i??<a??i-￡±??){t=a??i-￡±??;a??i-￡±??=a??i??;a??i??=t;}for(i=0;i<￡±0;i++)printf("%5d",a??i??);printf("\n");}?òmain(){staticinta??5??={￡±,4,5,6,7};inti,t,b;scanf("%d",&b);for(i=0;i<5;i++){if(b<=a??i??){t=a??i??;a??i??=b;b=t;}printf("%d",a??i??);}printf("%d",b);}7.5??￡-??êy×éμ??μ°′??Dò??D?′?·?￡?àyè?￡??-à′?3Dò?a￡o8￡?6￡?5￡?4￡?￡±?￡òa?ó???a￡o￡±￡?4￡?5￡?6￡?8?￡main(){inti,b??￡±0??;for(i=0;i<￡±0;i++)scanf("%d",&b??i??);for(i=9;i>-￡±;i--)printf("%5d",b??i??);printf("\n");}7.6′òó?3?ò???????èy??D?￡¨òa?ó′òó?3?￡±0DD￡??￡￡±￡±????￡±￡±????￡2????￡±￡±????3????3????￡±￡±????4????6????4????￡±￡±????5????￡±0??￡±0????5????￡±????main(){staticintm,n,k,b??￡±5????￡±5??;b??0????￡±??=￡±;for(m=￡±;m<￡±5;m++){for(n=￡±;n<=m;n++){b??m????n??=b??m-￡±????n-￡±??+b??m-￡±????n??;printf("%-5d",b??m????n??);}printf("\n");}}}?òmain(){inti,j,n,k,a??￡±0????￡±0??;statica??????￡±??={{￡±},{￡±},{￡±},{￡±},{￡±},{￡±},{￡±},{￡±},{￡±},{￡±}};a??￡±????￡±??=￡±;for(k=￡2,k<￡±￡±;k++)for(i=￡2;i<=k;i++)for(j=￡2;j<=i;j++)a??i????j??=a??i-￡±????j-￡±??+a??i-￡±????j??;for(k=￡±;k<￡±￡±;k++)for(i=￡±;i<=k;i++)for(j=￡±;j<=i;j++)printf("%d",a??i????j??);}7.7′òó?"?§·??ó"￡??ù???§·??óê????a?ùμ?·??ó￡??üμ???￡-DD?￠??￡-áDoí????????oí?ù?àμè?￡àyè?￡?èy?×?§·??ó?a8￡±635749￡2òa?ó′òó?3?óé￡±??n￡2μ?×?è?êy113éμ??§·??ó?￡?a￡o#include<stdio.h>main(){inta??￡±6????￡±6??,i,i,k,p,m,n;p=￡±;while(p==￡±)/*òa?ó?×êy?a￡±??￡±5μ?éìêy*/{printf("Entern(n=￡±??￡±5)￡o");scanf("%d",&n);if((n!=0)&&(n<=￡±5)&&(n%￡2!=0))p=0;}for(i=￡±;i<=n;i++)/*3?ê??ˉ*/for(j=￡±;j<=n;j++)a??i????j??=0;j=n/￡2+￡±;/*?¨á￠?§·??ó*/a??￡±????j??=￡±;for(k=￡2;k<=n*n;k++){i=i-￡±;j=j+￡±;if((i<￡±)&&(j>n)){i=i+￡2;j=j-￡±;}else{if(i<￡±)i=n;if(j>n)j=￡±;}if(a??i????j??==0)a??i????j??=k;else{i=i+￡2;j=j-￡±;a??i????j??=k;}}for(i=￡±;i<=n;i++)/*ê?3??§·??ó*/{for(j=￡±;j<=n;j++)printf("%4d",a??i????j??);printf("\n");}}7.8?ò3?￡-???t??êy×é?Dμ?°°μ?￡??′??????é?μ??a???ú??DDé?×?′ó￡??ú??áDé?×?D?￡?ò2?é?ü??óD°°μ??￡main(){inta??5????5??,b??5??,c??5??,d??5????5??,k=0,l=0;inti,j;for(i=0;i<5;i++)for(j=0;j<5;j++)scanf("%d",&d??i????j??);for(i=0;i<5;i++)for(j=0;j<5;j++,a??i????j??=d??i????j??);for(i=0,k=0;i<5;i++,k++)for(j=0;j<4;j++){if(a??i????j??>=a??i????j+￡±??)b??k??=a??i????j+￡±??=a??i????j??;elseb??k??=a??i????j+￡±??;}for(j=0,l=0;j<5;j++,l++)for(i=0;i<4;i++){if(a??i????j??<=a??i+￡±????j??)c??l??=a??i+￡±????j??=a??i????j??;elsec??l??=a??i+￡±????j??;}for(i=0,k=0;i<5;i++,k++)for(j=0,l=0;j<5;j++,l++)if(d??i????j??-b??k??==0){if(d??i????j??-c??l??==0)printf("d??%d????%d??=%d\n",i,j,d??i????j??);elseprintf("d??%d????%d??=%disnotandi\n",i,j,d??i????j??);}}7.9óD??￡±5êy°′óéD?μ?′ó?3Dò′?·??ú￡-??êy×é?D￡?ê?è?￡-??êy￡?òa?óó???°?2é?ò·¨?ò3???êy×é?Dμú?????a??μ??μ?￡è?1???êy2??úêy×é?D￡??ò′òó?3?"?T′?êy"#include"math.h"main(){staticinti,j,m,a??￡±5??={￡±,4,9,￡±3,￡2￡±,34,55,89,￡±44,￡233,377,570,67￡±,703,8￡±￡2};scanf("%d",&m);for(j=0;j<￡±5;j++)printf("%4d",a??j??);printf("\n");i=7;while(fabs(i-7)<8){if(m<a??7??){if(a??i??-m==0){printf("itisat(%d)\n",i+￡±);break;}i--;}elseif(m>a??7??){if(a??i??-m==0){printf("itisat(%d)\n",i+￡±);break;}i++;}elseprintf("8\n");}if(fabs(i-7)-8==0)printf("Thereisnot\n");}7.￡±0óD￡-?a????￡?12óD3DD??×?￡???DDóD??80×?·??￡òa?ó·?±eí3??3????Dó￠??′óD′×????￠D?D′×????￠????ò??°???ü×?·?μ???êy?￡main(){inti,j=0,k=0,l=0,m=0,n=0;charstr0??30￡±??,str￡±??￡±00??,str￡2??￡±00??,str3??￡±00??;gets(str￡±);gets(str￡2);gets(str3);strcat(str0,str￡±);strcat(str0,str￡2);strcat(str0,str3);for(i=0;str0??i??!='\0';i++){if(str0??i??>=65&&str0??i??<=90)j++;elseif(str0??i??>=97&&str0??i??<=￡±￡2￡2)k++;elseif(str0??i??>=48&&str0??i??<=57)l++;elseif(str0??i??==3￡2)m++;elsen++;}printf("DaxieXiaoxieShuziKonggeQita\n");printf("%5d%7d%5d%6d%4d\n",j,k,l,m,n);}7.￡±￡±′òó?ò???í?°?￡a??￡a??￡a??￡a??￡a￡a??￡a??￡a??￡a??￡a￡a??￡a??￡a??￡a??￡a￡a￡a??￡a??￡a??￡a￡a??￡a??￡a??￡a??￡amain(){inti,j,k;chara??5????5??;for(i=0;i<5;i++){for(j=0;j<5;j++){a??i????j??='*';printf("%c",a??i????j??);}printf("\n");for(k=￡±;k<=i+￡±;k++)printf("\40");}printf("\n");}7.￡±￡2óD￡-DDμ???ò???????1??éò?3é?ü??￡oA->Z??a->zB->Y??b->yC->X??c->x...?′μú￡-??×???±?3éμú￡26??×???￡?μúi??×???±?3éμú￡¨￡26-i+￡±￡???×????￡·?×???×?·?2?±?￡?òa?ó±à3ìDò???ü?????-??￡?2￠′òó?3??ü??oí?-???￡main(){inti;charstr￡±??￡±00??,str￡2??￡±00??;gets(str￡±);for(i=0;str￡±??i??!='\0';i++)if(str￡±??i??>=65&&str￡±??i??<=90)str￡2??i??=￡±55-str￡±??i??;elseif(str￡±??i??>=97&&str￡±??i??<=￡±￡2￡2)str￡2??i??=￡2￡±9-str￡±??i??;elsestr￡2??i??=str￡±??i??;printf("%s\n%s\n",str￡±,str￡2);}7.￡±3±à￡-3ìDò￡???á???×?·?′?á??ó?eà′￡?2?òastrcatoˉêy?￡main(){inti,j;charstr￡±??￡±00??,str￡2??￡±00??,str3??￡20￡±??;gets(str￡±);gets(str￡2);for(i=0;str￡±??i??!='\0';i++)str3??i??=str￡±??i??;for(j=0;str￡2??j??!='\0';j++)str3??j+i??=str￡2??j??;printf("%s\n%s\n%s\n",str￡±,str￡2,str3);}7.￡±4±à￡-??3ìDò￡???á???×?·?′?S￡±oíS￡2±è??￡?è?1?S￡±>S￡2￡?ê?3?￡-???yêy￡?S￡±=S￡2￡?ê?3?0￡?S￡±<S￡2￡?ê?3?￡-???oêy?￡2?òaó?strcpyoˉêy?￡á???×?·?′?ó?getsoˉêy?áè??￡ê?3?μ??yêy?ò?oêyμ??????μó|ê??à±è??μ?á???×?·?′??à??ó|×?·?μ?ASCII??μ?2??μ?￡àyè?￡?'A'ó?'C'?à±è￡?óéóú'A'<'C'￡?ó|ê?3??oêy￡?óéóú'A'ó?'C'μ???2??μ?a￡2￡?òò′?ó|ê?3?"-￡2"?￡í?àí￡o"And"oí"Aid"±è??￡??ù?Yμú￡2??×?·?±è???á1?￡?'n'±è'i'′ó5￡?òò′?ó|ê?3?"5"?￡#include<stdio.h>#include<string.h>main(){inti,resu;chars￡±??￡±00??,s￡2??￡±00??;printf("\ninputstring￡±￡o");gets(s￡±);printf("\nInputstring￡2￡o");gets(s￡2);i=0;while(s￡±??i??==s￡2??i??&&s￡±??i??!='\0')i++;if(s￡±??i??=='\0'&&s￡2??i??=='0')resu=0;elseresu=s￡±??i??-s￡2??i??;printf("\nresult￡o%d\n",resu);}7.￡±5±àD′￡-??3ìDò,??×?·?êy×és￡2?Dμ?è?2?×?·???±′μ?×?·?êy×és￡±?D,2?ó?strcpyoˉêy?￡??±′ê±￡?'\0'ò2òa??±′1yè￥￡?'\0'oó??μ?×?·?2???±′?￡?a￡o#include"stdio.h"main(){chars￡±??80??,s￡2??80??;inti;printf("Inputs￡2￡o");scanf("%s",s￡2);for(i=0;i<strlen(s￡2);i++)s￡±??i??=s￡2??i??;printf("s￡±￡o%s\n",s￡±);}μú°???μú°?????oˉêy￡±.￡±D′á???oˉêy￡?·?±e?óá?????êyμ?×?′ó1???êyoí×?D?1?±?êy￡?ó??÷oˉêyμ÷ó??aá???oˉêy￡?2￠ê?3??á1?á?????êyóé?ü?ìê?è??￡maxyueshu(m,n)intm,n;{inti=￡±,t;for(;i<=m&&i<=n;i++){if(m%i==0&&n%i==0)t=i;}return(t);}minbeishu(m,n)intm,n;{intj;if(m>=n)j=m;elsej=n;for(;!(j%m==0&&j%n==0);j++);returnj;}main(){inta,b,max,min;printf("entertwonumberis:");scanf("%d,%d",&a,&b);max=maxyueshu(a,b);min=minbeishu(a,b);printf("max=%d,min=%d\n",max,min);}8.￡2?ó·?3ìμ??ù￡?ó?èy??oˉêy·?±e?óμ±b￡2-4ac′óóú0?￠μèóú0?￠oíD?óú0ê±μ??ù￡?2￠ê?3??á1??￡′ó?÷oˉêyê?è?a?￠b?￠cμ??μ?￡#include"math.h"floatyishigen(m,n,k)floatm,n,k;{floatx￡±,x￡2;x￡±=(-n+sqrt(k))/(￡2*m);x￡2=(-n-sqrt(k))/(￡2*m);printf("twoshigenisx￡±=%.3fandx￡2=%.3f\n",x￡±,x￡2);}floatdenggen(m,n)floatm,n;{floatx;x=-n/(￡2*m);printf("denggenisx=%.3f\n",x);}floatxugen(m,n,k)floatm,n,k;{floatx,y;x=-n/(￡2*m);y=sqrt(-k)/(￡2*m);printf("twoxugenisx￡±=%.3f+%.3fiandx￡2=%.3f-%.3fi\n",x,y,x,y);}main(){floata,b,c,q;printf("inputabcis");scanf("%f,%f,%f",&a,&b,&c);printf("\n");q=b*b-4*a*c;if(q>0)yishigen(a,b,q);elseif(q==0)denggen(a,b);elsexugen(a,b,q);}8.￡2D′￡-???D????êyμ?oˉêy￡??ú?÷oˉêyê?è?￡-????êy￡?ê?3?ê?·?ê???êyμ????￠?￡psushu(m)intm;{inti=￡2,t;for(;i<=m;i++)if(m%i==0&&i<m)break;if(m-i==0)t=￡±;elset=0;returnm;}main(){inta,s;printf("entersushuis\n");scanf("%d",&a);s=psushu(a);if(s==￡±)printf("aissushu\n");elseprintf("sisnotsushu\n");}8.4D′￡-??oˉêy￡?ê1???¨μ?￡-???t??êy×é￡¨￡3?á￡3￡?×a??￡??′DDáD?￥???￡intzhuangzhi(b)intb??3????3??;{inti,j,t;for(i=0;i<3;i++)for(j=0;j>=i&&j<3-i;j++){t=b??i????j??;b??i????j??=b??j????i??;b??j????i??=t;}}main(){inta??3????3??;inti,j;for(i=0;i<3;i++)for(j=0;j<3;j++)scanf("%d",&a??i????j??);for(i=0;i<3;i++){for(j=0;j<3;j++)printf("%d",a??i????j??);printf("\n");}zhuangzhi(a);for(i=0;i<3;i++){for(j=0;j<3;j++)printf("%d",a??i????j??);printf("\n");}}8.5D′￡-oˉêy￡?ê1ê?è?μ?￡-??×?·?′?°′·′Dò′?·?￡??ú?÷oˉêy?Dê?è?ê?3?×?·?′??￡main(){charstr0??￡±00??;gets(str0);fanxu(str0);puts(str0);}fanxu(str￡±)charstr￡±??￡±00??;{inti,t,j;charstr￡2??￡±00??;strcpy(str￡2,str￡±);t=strlen(str￡±);for(i=0,j=t-￡±;j>-￡±;i++,j--)str￡±??i??=str￡2??j??;}8.6D′￡-oˉêy￡???á???×?·?′?á??ó?￡lianjie(a,b)