幾個簡單的C語言源程序.docxVIP

1分解質因數(shù)的程序：#includezhishu(x,y)int m=1;while(y%x=0)if(y%x=0) y=y/x;if(y%x=0) m+;printf(%d x ,m);sushu(j)int n,m=0;for(n=2;nj;n+)if(j%n!=0)m+;if(m=j-2)return 1;elsereturn 0;void main()int a,i;printf(請輸入一個整數(shù):);scanf(%d,&a); printf(n整數(shù)%d可分解為：n,a);for(i=2;i=a/2;i+)if(a%i=0&sushu(i)=1)printf(%d,i);zhishu(i,a);printf(11nn);2看你的星座的程序：#includevoid main()int m,d;float s;printf(請輸入你的生日（月、日）：n);scanf(%d,&m);scanf(%d,&d);if(m12|m31|d=1&m=1&d=3.21&s=4.21&s=5.21&s=6.22&s=7.23&s=8.23&s=9.23&s=10.24&s=11.22&s=12.21)printf(你的星座是：射手座); else if(s=12.22)|(s1.00)printf(你的星座是：摩羯座); else if(s=1.20&s=2.19&s=3.20)printf(你的星座是：雙魚座); else printf(ERRORS!OUT OF MY EXPECTATION!);printf(nn);3天干地支年的計算：#includevoid main()int a,i,j;printf(請輸入公歷年份：);scanf(%d,&a);i=(a-3)%10;j=(a-3)%12;printf(%d年是 ,a);switch(i)case 1: printf(甲);break;case 2: printf(乙);break;case 3: printf(丙);break;case 4: printf(丁);break;case 5: printf(戊);break;case 6: printf(己);break;case 7: printf(庚);break;case 8: printf(辛);break;case 9: printf(壬);break;case 0: printf(癸);break;switch(j)case 1:printf(子鼠);break; case 2:printf(丑牛);break; case 3:printf(寅虎);break; case 4:printf(卯兔);break; case 5:printf(辰龍);break; case 6:printf(巳蛇);break; case 7:printf(午馬);break; case 8:printf(未羊);break; case 9:printf(申猴);break; case 10:printf(酉雞);break; case 11:printf(戌狗);break; case 0:printf(亥豬);break;printf(年 nn);4大學生一門課的成績（人大）：#includevoid main() int a,b;double s,GPA;printf(請輸入期末考試的成績：);scanf(%d,&a); printf(請輸入平時課業(yè)的成績：);scanf(%d,&b);if(a=0)s=(double)a;else if(a55&a=90&s=86&s=83&s=80&s=76&s=73&s=70&s=66&s=63&s=60&s=1.0) printf(該學生及格了！nn); else printf(該學生不及格！nn);5求大學生一門課成績的算法（武大）：#includevoid main()int a,b;double s,GPA;printf(請輸入期末考試的成績：);scanf(%d,&a); printf(請輸入平時課業(yè)的成績：);scanf(%d,&b);if(a=0)s=(double)a;else if(a55&a=96&s=90&s=85&s=80&s=75&s=70&s=67&s=63&s=60&s63) GPA=(double)1.7; else GPA=(double)1.0; printf(該學生的GPA是：%.1lfnn,GPA);6判斷你胖不胖：#includevoid main()float a,b;double i,j;printf(請輸入你的體重（kg）：);scanf(%f,&a); printf(請輸入你的身高（m）：);scanf(%f,&b);i=a/b;j=i/b; printf(你的體質指數(shù)是:%.2fn,j);if(j14)printf(你已經(jīng)瘦得不成樣子了！);else if(j=14)printf(你比較瘦了！);else if(j=18.5&j=24&j=28&j35)printf(你比較胖了！);elseprintf(你的胖超出了我的想象！); printf(nn);7查找n葉梅花數(shù)，你想要什么數(shù)呢？如：三葉梅花數(shù)153=13+53+33#includevoid main()int n=2,i,j,a,s,m,s0,k;printf(請輸入維數(shù)：); scanf(%d,&m);printf(請輸入你要查找的%d維數(shù)范圍中的最大數(shù)：,m);scanf(%d,&a);printf(該范圍內你要查找的%d維數(shù)有：n,m);while(n0)j=i%10; s0=1; for(k=1;k=m;k+) s0=s0*j;s=s+s0;i=i/10;if(s=n)printf(%d ,s);n=n+1;printf(nn);8n個數(shù)排列的計算：#include#define n 5void main()int an,i,p,j,m,q=n;printf(請輸入這%d個數(shù)（兩個數(shù)之間用空格鍵或enter鍵隔開）：n,q);for(i=0;i=1;j-)for(i=0;ij-1;i+)if(aiai+1)p=ai+1;ai+1=ai;ai=p; printf(這%d個數(shù)從大到小排列的順序是:n,q); for(i=0;i