#include <bits/stdc++.h>
using namespace std;
void solve() {
int n;
cin >> n;
vector<int> haha(n+1);
vector<int> p(n+1);
for(int i = 1; i <= n; i++) {
cin >> haha[i];
p[haha[i]] = i;
}
vector<int> ans(0);
for(int i = 1; i <= n; i++) {
bool yeah = true;
for(int j = 1; j <= n; j++) {
if(j != i) {
if(haha[j] > j && haha[j] != i) {
yeah = false;
}
}
}
if(yeah) {
ans.push_back(i);
}
}
if(ans.size() != 1) {
cout << 0 << "\n";
}
else {
cout << p[ans[0]] << "\n";
}
}
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
int t;
cin >> t;
while(t--) {
solve();
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |