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#include <iostream> #include <cstdio> #include <cstring> using namespace std; int main() { double n,m; int ans,k; while(cin>>n>>m) { ans=0;k=1; while(n>0) { for(int i=1;i<=k;i++) { n=n-m; ans++; if(n<=0) break; } k++; if(n>0) ans++; } cout<<ans<<endl; } return 0; }
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原文地址:http://www.cnblogs.com/nefu929831238/p/5457001.html