Submission #92149

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
92149	2019-01-01 17:19:38	Kastanda	Preokret (COCI18_preokret)	C++11	50 / 50	2 ms	380 KiB

preokret

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#include<bits/stdc++.h>
using namespace std;
const int TM = 4 * 12 * 60;
int main()
{
    int C[2] = {0, 0};
    vector < pair < int , int > > A;
    for (int w = 0; w <= 1; w ++)
    {
        int n;
        scanf("%d", &n);
        for (int i = 1, a; i <= n; i++)
            scanf("%d", &a), A.push_back({a, w});
    }
    int cnt1 = 0, cnt2 = 0;
    for (int i = 0; i < A.size(); i++)
        if (A[i].first <= TM / 2)
            cnt1 ++;
    sort(A.begin(), A.end());
    int loser = -1;
    for (int i = 0; i < A.size(); i++)
    {
        C[A[i].second] ++;
        if (loser == A[i].second && C[A[i].second] > C[!A[i].second])
            cnt2 ++;
        if (C[A[i].second] > C[!A[i].second])
            loser = !A[i].second;
    }
    return !printf("%d\n%d\n", cnt1, cnt2);
}
 
 
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Compilation message (stderr)

preokret.cpp: In function 'int main()':
preokret.cpp:16:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < A.size(); i++)
                     ~~^~~~~~~~~~
preokret.cpp:21:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < A.size(); i++)
                     ~~^~~~~~~~~~
preokret.cpp:11:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &n);
         ~~~~~^~~~~~~~~~
preokret.cpp:13:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d", &a), A.push_back({a, w});
             ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 50 / 50