제출 #1353689

#제출 시각아이디문제언어결과실행 시간메모리
1353689sallyBikes vs Cars (EGOI23_bikesvscars)C++20
15 / 100
43 ms2372 KiB
#include<iostream>
#include<vector>
using namespace std;
const int mx = 505;
int N, W;
int C[mx][mx], B[mx][mx];
int main() {
    cin>>N>>W;
    for(int i=0; i<N; i++)
        for(int j=0; j<=i; j++) 
            cin>>C[i][j];
    for(int i=0; i<N; i++)
        for(int j=0; j<=i; j++)
            cin>>B[i][j];
    if(C[0][0] + B[0][0] < W) {cout<<"NO"; return 0;}
    cout<<(N-1)*2<<'\n';
    for(int i=0; i<N-1; i++) cout<<i<<' '<<i+1<<' '<<B[0][0]<<'\n';
    for(int i=0; i<N-1; i++) cout<<i<<' '<<i+1<<' '<<W-C[0][0]<<'\n';
}
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