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哪位高手给看一下吧,怎么是RE?给的数据都测过了#include<iostream>
#include<cmath>
using namespace std;
int main()
{
char a;
double sum;
int i,j,s=1,num[50];
while(s>0)
{
s=0;
for(i=0;;i++)
{
a=cin.get();
if(a=='\n') break;
else
{
num[i]=a-48;
s+=num[i];
}
}
if(s==0) break;
sum=0;
for(j=0;j<i;j++) sum+=num[j]*(pow((float)2,i-j)-1);
cout << sum << endl;
};
system("pause");
}
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