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哈哈哈,0ms一次AC。庆祝!!!这题好简单int main() { float n; while(cin>>n && n > 0.00) { float c=0.0; int i = 2; while( n-c > 0.000001) c += 1.0/i++; cout<<i-2<<" card(s)"<<endl; } return 0; } Followed by:
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