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solved 오큰수 - 188ms 12mb #230

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solved 오큰수 - 188ms 12mb #230

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33 changes: 33 additions & 0 deletions Baekjoon/오큰수/오큰수_조은영.cpp
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Original file line number Diff line number Diff line change
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#include <iostream>
#include <stack>
using namespace std;

int N;
int arr[1000001];
int ans[1000001];
stack<int>s;

int main() {

ios_base::sync_with_stdio(false);
cin.tie(0);

cin >> N;

for (int i = 0; i < N; i++) {
cin >> arr[i];
}

for (int i = N - 1; i >= 0; i--) {
while (!s.empty() && s.top() <= arr[i]) s.pop();
if (s.empty()) ans[i] = -1;
else ans[i] = s.top();
s.push(arr[i]);
}

for (int i = 0; i < N; i++) {
cout << ans[i] << " ";
}

return 0;
}