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谁能帮我看看为何会Compile Error ?且点进去后只有"Compile Error"字样而没有告诉你怎么错?#include <iostream> #include <cmath> using namespace std; int main() { int k,n,zero,one,a[1000]; double ans; while(cin>>k&&k) { ans=k; for(n=0;k;++n) { a[n+1]=k%2; k/=2; } zero=0; one=0; while(!a[++zero]); zero--; one=zero; while(a[++one]&&one<=n); one--; ans+=pow(2.0,zero); ans+=pow(2.0,one-zero-1)-1; cout<<ans<<endl; } return 0; } Followed by:
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