제출 #1052488

#제출 시각아이디문제언어결과실행 시간메모리
1052488Ahmed57자리 배치 (IOI18_seats)C++17
11 / 100
4062 ms41136 KiB
#include "bits/stdc++.h" using namespace std; vector<int> r,c; int h,w; void give_initial_chart(int H, int W, vector<int> R, vector<int> C){ h = H; w = W; for(int i = 0;i<H*W;i++){ r.push_back(R[i]); c.push_back(C[i]); } } int swap_seats(int a, int b){ swap(r[a],r[b]); swap(c[a],c[b]); int mnx = 1e9 , mxx = -1e9 , mny = 1e9 , mxy = -1e9; int ans = 0; for(int i = 0;i<h*w;i++){ mnx = min(mnx,r[i]); mxx = max(mxx,r[i]); mny = min(mny,c[i]); mxy = max(mxy,c[i]); if(i+1==(mxx-mnx+1)*(mxy-mny+1)){ ans++; } } return ans; }
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