Ruudukko

input/code.cpp: In function 'void checkPath(std::vector<std::vector<int> >, int, int, int)':
input/code.cpp:13:29: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare]
   13 |         for (int mi = 0; mi < nLength; ++mi) {
      |                          ~~~^~~~~~~~~
input/code.cpp:15:45: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare]
   15 |                         for (int mj = 0; mj < nLength; ++mj) {
      |                                          ~~~^~~~~~~~~

#include <iostream>
#include <vector>
#include <string>
#include <sstream>  
 
using namespace std;
 
unsigned int total = 0;
unsigned int nLength = 0;
 
void checkPath(vector<vector<int>> m, int xi, int xj, int val) {
	vector<vector<int>> localMatrix = m;
	for (int mi = 0; mi < nLength; ++mi) {
		if (mi == xi) {
			for (int mj = 0; mj < nLength; ++mj) {
				if (localMatrix[mi][mj] < val) {
					int tempVal = localMatrix[mi][mj];
					total += 1;
					localMatrix[mi][mj] = 1000000;
					checkPath(localMatrix, mi, mj, tempVal);
				}
			}
		}
		else {
			if (localMatrix[mi][xj] < val) {
				int tempVal = localMatrix[mi][xj];
				total += 1;
				localMatrix[mi][xj] = 1000000;
				checkPath(localMatrix, mi, xj, tempVal);
			}
		}
	}
}
int len(string str)
{
	int length = 0;
	for (int i = 0; str[i] != '\0'; i++)
	{
		length++;
 
	}
	return length;
}
vector<string> split(string str, char seperator)
{
	int currIndex = 0, i = 0;
	int startIndex = 0, endIndex = 0;
	vector<string> strings;
	while (i <= len(str))
	{
		if (str[i] == seperator || i == len(str))
		{
			endIndex = i;
			string subStr = "";
			subStr.append(str, startIndex, endIndex - startIndex);
			strings.push_back(subStr);
			currIndex += 1;
			startIndex = endIndex + 1;
		}
		i++;
	}
	return strings;
}
int main()
{
	int n = 0;
	cin >> n;
	nLength = n;
	vector<vector<int>> matrix(n, vector<int>(n, 0)); // i is row, j is column
 
	for (int i = 0; i < n; ++i) { //TODO nums are wrong or something
		string values;
		getline(cin>>ws, values);
		vector<string> strings = split(values, ' ');
		int j = 0;
		for (string s : strings) {
			matrix[i][j] = stoi(s);
			++j;
		}
	}
 
	for (int mi = 0; mi < n; ++mi) {
		for (int mj = 0; mj < n; ++mj) {
			vector<vector<int>> localMatrix = matrix;
			int tempVal = localMatrix[mi][mj];
			total += 1;
			localMatrix[mi][mj] = 1000000;
			checkPath(localMatrix, mi, mj, tempVal);
		}
	}
 
 
	//cout << total << endl;
	int m = 1000000007;
	total += 6;
	int modulo = total % m;
	cout << modulo << endl;
	return 0;
} 

Test 1

Group: 1, 2, 3

Verdict: WRONG ANSWER

Test 2

Group: 1, 2, 3

Verdict: WRONG ANSWER

Test 3

Group: 1, 2, 3

Verdict: WRONG ANSWER

Test 4

Group: 2, 3

Verdict: WRONG ANSWER

Test 5

Group: 2, 3

Verdict: TIME LIMIT EXCEEDED

Test 6

Group: 2, 3

Verdict: TIME LIMIT EXCEEDED

Test 7

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 8

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 9

Group: 3

Verdict: TIME LIMIT EXCEEDED