| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1302206 | lunarecho | 9월 (APIO24_september) | C++20 | 1095 ms | 332 KiB |
#include "september.h"
#include <bits/stdc++.h>
using namespace std;
bool valid(set<int>& s) {
if(s.empty()) {
return false;
}
int prev = *s.begin() - 1;
for(auto &it : s) {
if(prev + 1 != it) {
return false;
}
prev = it;
}
return true;
}
int solve(int n, int M, vector<int> F, vector<std::vector<int>> S) {
int c = n - 1;
set<int> s;
int j = n - 2, ans = 0;
while(c != 0) {
if(c == S[0][j]) {
++ans;
--c;
++j;
continue;
} else {
while(j < n - 1 && !valid(s)) {
s.insert(S[0][j]);
++j;
}
if(valid(s)) {
++ans;
c = *s.begin();
s.clear();
}
}
}
return ans;
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