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Submission #633956

# Submission time Handle Problem Language Result Execution time Memory
633956 2022-08-23T13:54:41 Z Farhan_HY Preokret (COCI18_preokret) C++14
50 / 50
 1 ms 340 KB 
#include <bits/stdc++.h>
#define int long long
#define float double
#define pb push_back
#define F first
#define S second
#define T int t; cin >> t; while(t--)
#define IOS ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

using namespace std;
/// Benzema is the best player in the world
const int N = 1e6 + 5;
const int M = 1e3 + 3;
const int inf = 8e18;
const int LOG = 31;
const int mod = 1e9 + 7;
const float pi = atan(1) * 4;
int n, m;
vector<pair<int, int>> v;
vector<bool> vv;

main() {
    IOS
    cin >> n;
    int a = 0, b = 0;
    for(int i = 1; i <= n; i++) {
        int x;
        cin >> x;
        v.push_back({x, 1});
    }
    cin >> m;
    for(int i = 1; i <= m; i++) {
        int x;
        cin >> x;
        v.push_back({x, 2});
    }
    sort(begin(v), end(v));
    int ans1 = 0, ans2 = 0;
    for(auto x: v) {
        if (x.S == 1) a++;
        else b++;
        if (x.F <= 1440) ans1 = a + b;
        if (a > b)
            vv.push_back(1);
        else if (a < b)
            vv.pb(0);
        else vv.pb(vv.back());
    }
    for(int i = 1; i < vv.size(); i++) {
        ans2 += vv[i] != vv[i - 1];
    }
    cout << ans1 << '\n' << ans2;
}
///use scanf
/*
3
10
1400
1500
2
7
*/

Compilation message

preokret.cpp:22:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   22 | main() {
      | ^~~~
preokret.cpp: In function 'int main()':
preokret.cpp:49:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |     for(int i = 1; i < vv.size(); i++) {
      |                    ~~^~~~~~~~~~~

Subtask #1
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 212 KB Output is correct