摘要：
#include int main(void) { int x;printf("Enter x:"); scanf("%d",&x); while(x!=0){ printf("%d",x%10); x=x/10; }return 0; } 阅读全文
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程序1 #include int main(void) { int i,mark,max,n;printf("Enter n:"); scanf("%d",&n); printf("Enter %d marks:",n); scanf("%d",&mark); max=mark; for(i=1;i int main(void) { int mark,max;printf("Enter marks:"); scanf("%d",&mark); max= 阅读全文
摘要：
#include int main(void) { int i,j; double item,sum;sum=0; for(i=1;i<=100;i++){ item=1; for(j=1;j<=i;j++) item=item*j; sum=sum+item; } printf("1!+2!+...+100!=%e\n",sum);return 0; } 阅读全文
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#include double fact (int n); int main(void) { int i; double sum; sum=0; for(i=1;i<=100;i++) sum=sum+fact(i); printf("1!+2!+...+100!=%e\n",sum);return 0; } double fact(int n) { int i; double result;result=1; for(i=1;i<=n;i++) result=result*i;return result; } 阅读全文
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#include int main(void) { int mynumber=38;int count=0,yournumber; for(count=1;countmynumber) printf("Sorry!your number is bigger than my number!\n"); else printf("Sorry!your number is smaller than mynumber!\n"); } printf("Game is over!\n"); return 0; } 阅读全文
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#include int main(void) { int i,m;printf("Enter a number:"); scanf("%d",&m); for(i=2;im/2&&m!=1) printf("%d is a prime number!\n",m); else printf("No!\n"); return 0; } 阅读全文
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#include int main(void) { int count,number;count=0; printf("Enter a number:"); scanf("%d",&number); if(number<0)number=-number; do{ number=number/10; count++; }while(number!=0); printf("It contains %d digits.\n",count);return 0; } 阅读全文
摘要：
#include int main(void) { int count,num; double grade,total;num=0; total=0; count=0; printf("Enter grades:"); scanf("%lf",&grade);while(grade>=0){ total=total+grade; num++; if(grade<60) count++; scanf("%lf",&grade); } if(num!=0){ printf("Grade average 阅读全文
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#include #include int 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=%.4f\n",pi);return 0; } 阅读全文
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#include int main(void) { double valuel,value2; char op;printf("Type in an expression:"); scanf("%lf%c%lf",&valuel,&op,&value2); if(op=='+') printf("=%.2f\n",valuel,&op,&value2); else if(op=='-') printf("=%.2f\n",valuel-valu 阅读全文