摘要:
#includedouble isprime(int x);int main(void){ int i,m,n,a; double sum; sum=0; for(i=m;i<=n;i++) if(a%1==0&&a%a==0){ sum=sum+isprime(i); printf("sum=%.0f\n",sum); } return 0; }double isprime(int x){ int i,m,n; double result; result=1; for(i=m;i<=n;i++) result=result+i; return 阅读全文
posted @ 2013-10-21 10:00
huangsilinlana
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摘要:
#includedouble fact(int n);int main(void){ int i,n,sum; sum=0; for(i=0;i<=100;i++){ sum=sum+fact(i); printf("sum=1!+2!+3!+...+100!=%.0d\n",sum); } return 0;}double fact(int n){ int i; double product; product=1; for(i=1;i<=n;i++){ product=product*i; } return product;} 阅读全文
posted @ 2013-10-21 09:22
huangsilinlana
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