chcb111

摘要： /*编制程序，输入m、n（m≥n≥0）后，计算下列表达式的值并输出。 要求将计算阶乘的运算编写作函数fact(n)，函数返回值的类型为float*/#includedouble fact(int j);int main(void){ int m,n; double s; printf("enter m:"); scanf("%d",&m); printf("enter n:"); scanf("%d",&n); s=fact(m)/(fact(n)*fact(m-n)); printf(" 阅读全文

摘要： #include int main(void){ int x,y; printf("Enter x:"); scanf("%d",&x); if(xint main(void){ int count,i,n; double grade,total; printf("Enter n:"); scanf("%d",&n); total=0; count=0; for(i=1;i60){ count++; } } printf("Grade average=%.2f\n",total/ 阅读全文

摘要： #includeint main(void){ int i,n; double x,y; double fee(double x); printf("Enter n:"); scanf("%d",&n); for(i=1;i<=n;i++) { printf("Enter x:"); scanf("%Lf",&x); if(x<=0) printf("输入错误，重新输入"); else{ y=fee(x); } printf(... 阅读全文

摘要： #includeint main(){ double r,w; printf("enter r"); scanf("%lf",&r); if(r<=0){ printf("输入错误，重新输入"); } else{ if(r<=50){ w=0.53*r; printf("w=%.3f\n",w); } else{ w=26.5+0.58*(r-50); printf("w=%.3f\n",w); } ... 阅读全文

摘要： #includeint main(){ int i,n; double r,v,h; double cylinder(double r,double h); printf("enter n:"); scanf("%d",&n); for(i=1;i0)&&(h>0)) { v=cylinder(r,h); printf("V=%.2f\n",v); } else{ printf("输入错误，重新输入"); } } return... 阅读全文

摘要： #includeint main(){ double r,s; printf("enter r:\n"); scanf("%lf",&r); if(r<=0) printf("输入错误，重新输入"); else s=3.14*r*r; printf("s=%lf\n",s); return 0;} 阅读全文

摘要： 7-1#includeint main(void){ int count[9]; int i,response; for(i=1;i8) printf("this is a bad response:%d\n",response); else count[response]++; } printf("result:\n"); for(i=1;iint main(void){ int i; int fib[10]={1,1}; for(i=2;iint main(void){ i... 阅读全文

摘要： 6-1#includeint main(void){ int i; char ch_lower,ch_upper; for(i=1;i='a'&&ch_lower%c->%d\n",ch_lower,ch_upper,ch_upper%10); } return 0;}6-2#includeint main(void){ char ch='w'; int a=2,b=3,c=1,d,x=10; printf("%d",a>b==c); printf("%d",d=a>b); pr 阅读全文

摘要： 5-1#includeint main(void){ double height,radius,volume; double cylinder(double r,double h); printf("Enter radius and height:"); scanf("%lf%lf",&radius,&height); volume=cylinder(radius,height); printf("Volume=%.3f\n",volume); return 0;}double cylinder(double r,do 阅读全文

摘要： 4-1#include#includeint main(void){ int denominator,flag; double item,pi; flag=1; denominator=1; item=1.0; pi=0; while(fabs(item)>=0.0001){ item=flag*1.0/denominator; pi=pi+item; flag=-flag; denominator=denominator+2; } pi=pi*4; printf("pi=%.4... 阅读全文