Conspiracies everywhere

input/code.cpp: In function 'int main()':
input/code.cpp:43:32: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |         for (long long i = 0; i< piramide[n-1].size(); ++i)
      |                               ~^~~~~~~~~~~~~~~~~~~~~~

#include <vector>
#include <string>
#include <iostream>
#include <cmath>
 
using namespace std;


int main(){

    long long n, m; 
    cin >> n >> m;
    vector<vector<long long> > piramide = vector<vector<long long> > (n, vector<long long>(n, -1));

    piramide[0][0] = m;

    for (long long i =1; i < n; ++i){
        if (piramide[i][0] == -1)
            piramide[i][0] = piramide[i-1][0]/2;
        if (piramide[i][0] < 1)
        {
            cout << "The truth is out there"<< endl;
            exit(0);
        }

        for (long long j = 1; j <= i; ++j){
            piramide[i][j] = piramide[i-1][j-1] - piramide[i][j-1];
            if (piramide[i][j] < 1)
            {
                if (i == 0){
                    cout << "The truth is out there"<< endl;
                    exit(0);
                }
                else{
                    piramide[i-1][0]--;
                    i -= 2;
                    break;
                }
            }
        }
    }
    for (long long k = 0; k < n; ++k){
        for (long long i = 0; i< piramide[n-1].size(); ++i)
        {
            cout << piramide[k][i];
            if (i != n-1)
                cout << " ";
        }
        cout << endl;
    }
}   

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: TIME LIMIT EXCEEDED

Test 6

Verdict: WRONG ANSWER

Test 7

Verdict: TIME LIMIT EXCEEDED

Test 8

Verdict: WRONG ANSWER

Test 9

Verdict: WRONG ANSWER

Test 10

Verdict: TIME LIMIT EXCEEDED

Test 11

Verdict: ACCEPTED

Test 12

Verdict: WRONG ANSWER

Test 13

Verdict: WRONG ANSWER

Test 14

Verdict: WRONG ANSWER

Test 15

Verdict: ACCEPTED

Test 16

Verdict: WRONG ANSWER