Submission #37491949

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Source Code Expand

#include <bits/stdc++.h>

typedef  long long ll;
const int INF = 1e9;
const int MOD = 1e9 + 7;
const ll LINF = 1e18;
using namespace std;
int main() {
    int N, Q;
    cin >> N ;
    vector<int> A(N),ans;
    for (int i = 0; i < N; i++) {
        cin >> A[i];
    }
    cin >> Q;
    for (int i = 0; i < Q; i++) {
        int t;
        cin >> t;
        if (t == 1) {
            int k, x;
            cin >> k >> x;
            A[k - 1] = x;
        }
        else if (t == 2) {
            int k;
            cin >> k;
            ans.push_back(A[k - 1]);
        }
    }
    for (int i = 0; i < ans.size(); i++) {
        cout << ans[i] << endl;
    }
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:30:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<int>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   30 |     for (int i = 0; i < ans.size(); i++) {
      |                     ~~^~~~~~~~~~~~

Judge Result