| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1307620 | madamadam3 | 자리 배치 (IOI18_seats) | C++20 | 4093 ms | 24104 KiB |
#include "seats.h"
#include <bits/stdc++.h>
using namespace std;
using vi = vector<int>;
int h, w;
vi r, c;
void give_initial_chart(int H, int W, vi R, vi C) {
h = H, w = W;
r = R, c = C;
}
int swap_seats(int a, int b) {
swap(r[a], r[b]); swap(c[a], c[b]);
int t = 1;
int r1 = r[0], r2 = r[0], c1 = c[0], c2 = c[0];
for (int i = 1; i < h*w; i++) {
r1 = min(r1, r[i]), r2 = max(r2, r[i]), c1 = min(c1, c[i]), c2 = max(c2, c[i]);
if ((r2-r1 + 1) * (c2-c1 + 1) == (i+1)) {
t++;
}
}
return t;
}
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