Submission #1140284

#	Time	Username	Problem	Language	Result	Execution time	Memory
1140284		goatmar	Prisoner Challenge (IOI22_prison)	C++20	Compilation error	0 ms	0 KiB

prison

#include <vector>
using namespace std;


vector<vector<int>> devise_strategy(int N) {
   
    int x = 1; 

   
    vector<vector<int>> strategy(x + 1, vector<int>(N + 1, 0));

   
    strategy[0][0] = 0; 
    for (int j = 1; j <= N; ++j) {
        if (j == 1) {
            strategy[0][j] = -1; 
        } else if (j == N) {
            strategy[0][j] = -2; 
        } else {
            strategy[0][j] = 1;
        }
    }

  
    strategy[1][0] = 1; 
    for (int j = 1; j <= N; ++j) {
        if (j == 1) {
            strategy[1][j] = -2; // 
        } else if (j == N) {
            strategy[1][j] = -1; 
        } else {
            strategy[1][j] = 0; 
        }
    }

    return strategy;
}


#include <iostream>
int main() {
    int N = 3; 

    vector<vector<int>> strategy = devise_strategy(N);

   
    for (int i = 0; i < strategy.size(); ++i) {
        cout << "Estrategia para i = " << i << ": ";
        for (int j = 0; j < strategy[i].size(); ++j) {
            cout << strategy[i][j] << " ";
        }
        cout << endl;
    }

    return 0;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccE2YOJX.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cc3JOauQ.o:prison.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status