Submission #1772671


Source Code Expand

#include <bits/stdc++.h>
using namespace std;

int sg, mult;
int v[100010];

int main()
{
    int maxim(0), minim(1e9);
    int n;
    cin >> n;

    for (int i(0); i < n; i++) {
        cin >> v[i];
        maxim = max(maxim, v[i]);
        minim = min(minim, v[i]);
    }

    if (maxim > 1 + minim) {
        cout << "No";
        return 0;
    }
    if (maxim == minim) {
        if (maxim == n - 1 || 2 * maxim <= n) {
            cout << "Yes\n";
            return 0;
        }
        cout << "No";
        return 0;
    }

    for (int i(0); i < n; i++) {
        if (v[i] == maxim)
            mult++;
        else
            sg++;
    }

    maxim -= sg;
     /// maxim -> nr de grupe ramase din cei >= 2

    if (2 * maxim <= mult && maxim > 0)
        cout << "Yes";
    else
        cout << "No";
    return 0;
}

Submission Info

Submission Time
Task B - Colorful Hats
User teomrn
Language C++14 (GCC 5.4.1)
Score 700
Code Size 875 Byte
Status AC
Exec Time 43 ms
Memory 640 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 700 / 700
Status
AC × 6
AC × 24
Set Name Test Cases
Sample 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 0_04.txt, 0_05.txt
All 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 0_04.txt, 0_05.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt
Case Name Status Exec Time Memory
0_00.txt AC 1 ms 256 KB
0_01.txt AC 1 ms 256 KB
0_02.txt AC 1 ms 256 KB
0_03.txt AC 1 ms 256 KB
0_04.txt AC 1 ms 256 KB
0_05.txt AC 1 ms 256 KB
1_00.txt AC 1 ms 256 KB
1_01.txt AC 1 ms 256 KB
1_02.txt AC 18 ms 640 KB
1_03.txt AC 36 ms 640 KB
1_04.txt AC 36 ms 640 KB
1_05.txt AC 37 ms 640 KB
1_06.txt AC 36 ms 640 KB
1_07.txt AC 37 ms 640 KB
1_08.txt AC 19 ms 640 KB
1_09.txt AC 37 ms 640 KB
1_10.txt AC 19 ms 640 KB
1_11.txt AC 37 ms 640 KB
1_12.txt AC 43 ms 640 KB
1_13.txt AC 36 ms 640 KB
1_14.txt AC 37 ms 640 KB
1_15.txt AC 1 ms 256 KB
1_16.txt AC 1 ms 256 KB
1_17.txt AC 36 ms 640 KB