Lumimyrsky

input/code.cpp: In function 'int main()':
input/code.cpp:25:26: warning: 'prev' may be used uninitialized in this function [-Wmaybe-uninitialized]
   25 |             sum1 += prev - num;
      |                     ~~~~~^~~~~

#include <iostream>
#include <vector>
#include <utility>
#include <algorithm>
#include <limits.h>

using namespace std;

typedef long long ll;

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);


    int sum1 = 0;
    int sum2 = 0;

    int prev;
    for (int i = 0; i < 10; i++) {
        int num;
        cin >> num;
        
        if (i > 0 && num > prev) {
            sum1 += prev - num;
        }
        prev = num;
    }
    for (int i = 0; i < 10; i++) {
        int num;
        cin >> num;

        if (i > 0 && num > prev) {
            sum2 += prev - num;
        }
        prev = num;
    }

    cout << (sum1 > sum2 ? "1" : "2") << endl;
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED

Test 11

Verdict: ACCEPTED