Submission #65455300

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Source Code Expand

#include <algorithm>
#include <iostream>
#include <cstring>
#include <cstdlib>
#include <vector>
#include <queue>
#include <cmath>
#include <stack>
#include <ctime>
#include <map>
#include <set>

#define rall(x) (x).rbegin(), (x).rend()
#define all(x) (x).begin(), (x).end()
#define pii pair<int, int>
#define mpair make_pair
#define ld long double
#define vi vector<int>
#define ll long long
#define ss second
#define ff first

using namespace std;

const ll lINF = 1000000000000000007;
const int iINF = 1000000007;
const int INF = 1e5+1;

/*
 0 0 -> 0, n-1
 0 1 -> 1, n-1
 1 0

*/

vector<vector<char>> rotate(vector<vector<char>>& ar){
	int sz = ar.size();
	vector <vector<char>> ans(sz, vector<char>(sz));

	for(int i = 0; i < sz; ++ i){
		for(int j = 0; j < sz; ++ j){
			ans[j][sz-1-i] = ar[i][j];
		}
	}

	return ans;

}

int get_operation(int num, vector<vector<char>>& s, vector<vector<char>>& t){
	int wtob = 0, cnt = 0;

	int n = s.size();
	for(int i = 0; i < n; ++ i){
		for(int j = 0; j < n; ++ j){
			if(s[i][j] != t[i][j]) cnt ++;
		}
	}
	return cnt + num;
}

void solve(){
	int n; cin >> n;
	vector <vector<char>> s(n, vector<char>(n)), t(n, vector<char>(n)), cur;
	for(int i = 0; i < n; ++ i){
		for(int j = 0; j < n; ++ j){
			cin >> s[i][j];
		}
	}

	for(int i = 0; i < n; ++ i){
		for(int j = 0; j < n; ++ j){
			cin >> t[i][j];
		}
	}
	
	cur = s;

	int mn = get_operation(0, cur, t);
	cur = rotate(s);
	mn = min(mn, get_operation(1, cur, t));
	cur = rotate(cur);
	mn = min(mn, get_operation(2, cur, t));
	cur = rotate(cur);
	mn = min(mn, get_operation(3, cur, t));
	cout << mn;

//	for(int i = 0; i < n; ++ i){
//		for(int j = 0; j < n; ++ j){
//			cout << cur[i][j];
//		}
//		cout << '\n';
//	}
//	cout << "\n\n";
	
	


}

int main(){
	cin.tie(nullptr);
	ios::sync_with_stdio(false);
	int tt = 1; 
	// cin >> tt;
	while(tt --){
		solve();
		cout << '\n';
	}

	return 0;	
}

Submission Info

Compile Error

Main.cpp: In function ‘int get_operation(int, std::vector<std::vector<char> >&, std::vector<std::vector<char> >&)’:
Main.cpp:51:13: warning: unused variable ‘wtob’ [-Wunused-variable]
   51 |         int wtob = 0, cnt = 0;
      |             ^~~~

Judge Result