Jakkara

input/code.cpp: In function 'int eniten_samoja(std::vector<int>&)':
input/code.cpp:10:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < a.size(); ++i) {
                    ^
input/code.cpp:13:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int j = 0; j < a.size(); ++j) {
                     ^
input/code.cpp: In function 'int main(int, char**)':
input/code.cpp:57:15: warning: 'tulos' may be used uninitialized in this function [-Wmaybe-uninitialized]
  std::cout << tulos << std::endl;
               ^

#include <iostream>
#include <vector>
#include <algorithm>

int eniten_samoja (std::vector <int>& a) {
	int maks = -1;
	int l = 0;
	int v = 0;
	
	for (int i = 0; i < a.size(); ++i) {
		v = a[i];
		l = 1;
		for (int j = 0; j < a.size(); ++j) {
			if (i == j) {
				continue;
			}
			
			if (v == a[j]) {
				++l;
			}
		}
		
		if (l > maks) {
			maks = l;
		}
	}
	
	return maks;
}

int main(int argc, char** argv) {
	std::vector <int> jalat(4);
	
	std::cin >> jalat[0];
	std::cin >> jalat[1];
	std::cin >> jalat[2];
	std::cin >> jalat[3];
	
	std::clog << std::endl;
	std::sort(jalat.begin(), jalat.end());
	int samoja = eniten_samoja(jalat);
	int tulos;
	switch(samoja) {
		case 3:
			tulos = jalat[3] - jalat[0];
			break;
		case 2:
			tulos = (jalat[2] - jalat[1]) + (jalat[2] - jalat[0]);
			break;
		case 1:
			tulos = (jalat[3] - jalat[2]) + (jalat[3] - jalat[1]) + (jalat[3] - jalat[0]);
			break;
		default:
			break;
	} 
	
	std::cout << tulos << std::endl;
	
	return 0;
}

Test 1

Group: 1

Verdict: WRONG ANSWER

Test 2

Group: 1

Verdict: WRONG ANSWER

Test 3

Group: 1

Verdict: ACCEPTED

Test 4

Group: 1

Verdict: WRONG ANSWER

Test 5

Group: 1

Verdict: WRONG ANSWER

Test 6

Group: 2

Verdict: WRONG ANSWER

Test 7

Group: 2

Verdict: WRONG ANSWER

Test 8

Group: 2

Verdict: ACCEPTED

Test 9

Group: 2

Verdict: WRONG ANSWER

Test 10

Group: 2

Verdict: WRONG ANSWER

Test 11

Group: 3

Verdict: WRONG ANSWER

Test 12

Group: 3

Verdict: WRONG ANSWER

Test 13

Group: 3

Verdict: WRONG ANSWER

Test 14

Group: 3

Verdict: WRONG ANSWER

Test 15

Group: 3

Verdict: ACCEPTED