Submission #302614

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Source Code Expand

// #define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <cstdio>
#include <algorithm>
#include <string>
#include <vector>
#include <map>
#include <set>
#include <stack>
#include <cmath>
#include <cstdlib>
#include <functional>
#include <locale>
#include <cctype>
#include <sstream>
using namespace std;

typedef long long LL;
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef map<int, int> MAPII;
typedef vector<pair<int, int> > VPII;
typedef multimap<int, string, greater<int> > MuMIS;

#define MP make_pair
#define fastIO  cin.tie(0); ios::sync_with_stdio(false);
#define FOR(i,a,b) for(int i=(a);i<(b);i++)
//for gcc (未test)
// #define FOREACH_IT(it,c) for(typeof(c)::iterator it=(c).begin(); it!=(c).end(); ++it)
//for Visual Studio
#define foreach_it(type,it,c) for(type::iterator it=c.begin(),c_end=c.end();it!=c_end;++it)
// 未test
#define DUMP_VVI(b) FOR(i,0,b.size()){FOR(j,0,b[i].size())printf("%d ",b[i][j]);puts("");}

// ------------------- include, typedef, define END. -------------------


bool Check(int HU_r, int HU_c, int MS_r, int MS_c, vector<string> &field){
	bool ret = false;
	int h = MS_r - HU_r;
	int w = MS_c - HU_c;
	//if (temp1.length() < 2 || temp2.length() < 2)	return false;
	int i=0;
	string temp1,temp2;
	while(HU_r+i <= MS_r-i){
		temp1 = field[HU_r+i].substr(HU_c, w+1);
		temp2 = field[MS_r-i].substr(HU_c, w+1);
		reverse(temp2.begin(), temp2.end());
		//cout << "	temp1 = " << temp1 << ", temp2 = " << temp2 << endl;
		if(temp1 != temp2){
			return false;
		}
		/*if (temp1 == temp2){
			cout << "	now!!" << endl;
			ret = true;
		}*/
		i++;
	}
	ret = true;
	return ret;
}

int solve(int R, int C, vector<string> &field){
	int ans = 0;
	FOR(HU_r, 0, field.size()){
		FOR(HU_c, 0, C - 1){
			FOR(MS_r, HU_r + 1, field.size()){
				FOR(MS_c, HU_c + 1, field[HU_r].size()){
					//cout << "check (" << HU_r << ", " << HU_c << ") ～ (" << MS_r << ", " << MS_c << ")";
					//cout << endl;
					if (Check(HU_r, HU_c, MS_r, MS_c, field))
						ans++;
				}
			}
		}
	}
	return ans;
}

int main(){
	fastIO;
	int R = 0, C = 0;
	string temp;
	// 入力
	cin >> R >> C;
	vector<string> field;
	field.reserve(R);
	FOR(i, 0, R){
		cin >> temp;
		field.push_back(temp);
	}
	// 入力おわり

	cout << solve(R, C, field) << endl;

	return 0;
}

Submission Info

Judge Result