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100b不到的代码怎么写的,怎么都写不到200以下#include<iostream> #include<cmath> using namespace std; int main() { int t,a,ans; while(cin>>t&&t) { a=(sqrt(t*2)); if(((1+a)*a/2)>t)a--; ans=a*(a+1)*(2*a+1)/6+(t-(1+a)*a/2)*(a+1); cout<<t<<" "<<ans<<endl; } return 0; } Followed by: Post your reply here: |
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