1 solutions

  • 0
    @ 2025-11-5 15:12:59

    C++ :

    #include <cstdio>
    #include <iostream>
    #include <cstring>
    #include <cmath>
    #include <algorithm>
    using namespace std;
    int main(){
        double R;
        while(scanf("%lf",&R)!=EOF){
            long long solid=0,partial=0;
            double y,yy;
            for(long long i=1;i<R;i++){
                y=sqrt(R*R-i*i);
                yy=sqrt(R*R-(i-1)*(i-1));
                partial+=ceil(yy)-floor(y);
                solid+=floor(y);
            }
            partial+=ceil(y);
            printf("%lld %lld\n",solid*4,partial*4);
        }
        return 0;
    }
    
    
    • 1

    Information

    ID
    16527
    Time
    1000ms
    Memory
    128MiB
    Difficulty
    (None)
    Tags
    # Submissions
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