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Re:纪念100题,pku的pow函数第一个参数必须为double或者float型,不能为int,又粗心贡献了一次WA,汗~In Reply To:纪念100题,pku的pow函数第一个参数必须为double或者float型,不能为int,又粗心贡献了一次WA,汗~ Posted by:zxzhangxin at 2009-04-21 20:44:03 > #include<stdio.h> > #include<math.h> > #include<memory.h> > int main() > { > int n; > char str[50]; > int a[4]; > int i,j,k,temp; > scanf("%d",&n); > getchar(); > while(n--){ > gets(str); > memset(a,0,sizeof(a)); > j = 0; > for(i=0;i<32;i++){ > temp = str[i] - '0'; > k = 7 - i%8; > a[j] += temp * (int)pow(2.0,k); > if(i%8==7) > j++; > } > printf("%d.%d.%d.%d\n",a[0],a[1],a[2],a[3]); > } > return 0 ; > } Followed by: Post your reply here: |
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