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답안 #564150

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
564150 2022-05-18T15:40:25 Z 4fecta 송금 (JOI19_remittance) C++17
15 / 100
 18 ms 16012 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define int ll
#define ld long double
#define pii pair<int, int>
#define f first
#define s second
#define boost() cin.tie(0), cin.sync_with_stdio(0)

const int MN = 1000005;

int n;
pii a[MN * 2];

int32_t main() {
    boost();

    cin >> n;
    for (int i = 0; i < n; i++) cin >> a[i].f >> a[i].s;
    for (int i = 0; i < MN; i++) {
        if (a[i].s > a[i].f) {
            int d = a[i].s - a[i].f;
            a[i].s -= d;
            a[i + n].s += d;
        }
        int d = a[i].f - a[i].s;
        int tk = min(a[i].f / 2, (d + 1) / 2);
        a[i].f -= tk * 2;
        a[i + 1].f += tk;
        if (a[i].s > a[i].f) {
            int d = a[i].s - a[i].f;
            a[i].s -= d;
            a[i + n].s += d;
        }
        if (a[i].f > a[i].s) {
            int d = a[i].f - a[i].s;
            a[i].f -= d;
            a[i + n].f += d;
        }
    }
    for (int i = 0; i < MN * 2; i++) {
        assert(a[i].f >= 0 && a[i].s >= 0);
        if (a[i].f != a[i].s) return 0 * printf("No\n");
    }
    printf("Yes\n");

    return 0;
}

Subtask #1
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 15 ms 15956 KB Output is correct
2 Correct 15 ms 15984 KB Output is correct
3 Correct 16 ms 16012 KB Output is correct
4 Correct 15 ms 15904 KB Output is correct
5 Correct 16 ms 15992 KB Output is correct
6 Correct 18 ms 16004 KB Output is correct
7 Correct 16 ms 15956 KB Output is correct
8 Correct 16 ms 15908 KB Output is correct
9 Correct 16 ms 15956 KB Output is correct
10 Correct 16 ms 15956 KB Output is correct
11 Correct 16 ms 15904 KB Output is correct
12 Correct 14 ms 15956 KB Output is correct
13 Correct 13 ms 15956 KB Output is correct
14 Correct 14 ms 15956 KB Output is correct
15 Correct 14 ms 15988 KB Output is correct
16 Correct 14 ms 15892 KB Output is correct
17 Correct 13 ms 15920 KB Output is correct
18 Correct 17 ms 15936 KB Output is correct
19 Correct 13 ms 15956 KB Output is correct
20 Correct 13 ms 15956 KB Output is correct
21 Correct 12 ms 15956 KB Output is correct
22 Correct 13 ms 15956 KB Output is correct
23 Correct 13 ms 15956 KB Output is correct
24 Correct 17 ms 15956 KB Output is correct
25 Correct 16 ms 15956 KB Output is correct
26 Correct 13 ms 15956 KB Output is correct
27 Correct 15 ms 15984 KB Output is correct
28 Correct 16 ms 15956 KB Output is correct
29 Correct 17 ms 15912 KB Output is correct
30 Correct 16 ms 15956 KB Output is correct
31 Correct 14 ms 15956 KB Output is correct
32 Correct 15 ms 15956 KB Output is correct

Subtask #2
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 15 ms 15956 KB Output is correct
2 Correct 15 ms 15984 KB Output is correct
3 Correct 16 ms 16012 KB Output is correct
4 Correct 15 ms 15904 KB Output is correct
5 Correct 16 ms 15992 KB Output is correct
6 Correct 18 ms 16004 KB Output is correct
7 Correct 16 ms 15956 KB Output is correct
8 Correct 16 ms 15908 KB Output is correct
9 Correct 16 ms 15956 KB Output is correct
10 Correct 16 ms 15956 KB Output is correct
11 Correct 16 ms 15904 KB Output is correct
12 Correct 14 ms 15956 KB Output is correct
13 Correct 13 ms 15956 KB Output is correct
14 Correct 14 ms 15956 KB Output is correct
15 Correct 14 ms 15988 KB Output is correct
16 Correct 14 ms 15892 KB Output is correct
17 Correct 13 ms 15920 KB Output is correct
18 Correct 17 ms 15936 KB Output is correct
19 Correct 13 ms 15956 KB Output is correct
20 Correct 13 ms 15956 KB Output is correct
21 Correct 12 ms 15956 KB Output is correct
22 Correct 13 ms 15956 KB Output is correct
23 Correct 13 ms 15956 KB Output is correct
24 Correct 17 ms 15956 KB Output is correct
25 Correct 16 ms 15956 KB Output is correct
26 Correct 13 ms 15956 KB Output is correct
27 Correct 15 ms 15984 KB Output is correct
28 Correct 16 ms 15956 KB Output is correct
29 Correct 17 ms 15912 KB Output is correct
30 Correct 16 ms 15956 KB Output is correct
31 Correct 14 ms 15956 KB Output is correct
32 Correct 15 ms 15956 KB Output is correct
33 Correct 15 ms 15988 KB Output is correct
34 Correct 15 ms 16004 KB Output is correct
35 Correct 16 ms 15996 KB Output is correct
36 Incorrect 13 ms 15956 KB Output isn't correct
37 Halted 0 ms 0 KB -

Subtask #3
0 / 45.0

# 결과 실행 시간 메모리 Grader output
1 Correct 15 ms 15956 KB Output is correct
2 Correct 15 ms 15984 KB Output is correct
3 Correct 16 ms 16012 KB Output is correct
4 Correct 15 ms 15904 KB Output is correct
5 Correct 16 ms 15992 KB Output is correct
6 Correct 18 ms 16004 KB Output is correct
7 Correct 16 ms 15956 KB Output is correct
8 Correct 16 ms 15908 KB Output is correct
9 Correct 16 ms 15956 KB Output is correct
10 Correct 16 ms 15956 KB Output is correct
11 Correct 16 ms 15904 KB Output is correct
12 Correct 14 ms 15956 KB Output is correct
13 Correct 13 ms 15956 KB Output is correct
14 Correct 14 ms 15956 KB Output is correct
15 Correct 14 ms 15988 KB Output is correct
16 Correct 14 ms 15892 KB Output is correct
17 Correct 13 ms 15920 KB Output is correct
18 Correct 17 ms 15936 KB Output is correct
19 Correct 13 ms 15956 KB Output is correct
20 Correct 13 ms 15956 KB Output is correct
21 Correct 12 ms 15956 KB Output is correct
22 Correct 13 ms 15956 KB Output is correct
23 Correct 13 ms 15956 KB Output is correct
24 Correct 17 ms 15956 KB Output is correct
25 Correct 16 ms 15956 KB Output is correct
26 Correct 13 ms 15956 KB Output is correct
27 Correct 15 ms 15984 KB Output is correct
28 Correct 16 ms 15956 KB Output is correct
29 Correct 17 ms 15912 KB Output is correct
30 Correct 16 ms 15956 KB Output is correct
31 Correct 14 ms 15956 KB Output is correct
32 Correct 15 ms 15956 KB Output is correct
33 Correct 15 ms 15988 KB Output is correct
34 Correct 15 ms 16004 KB Output is correct
35 Correct 16 ms 15996 KB Output is correct
36 Incorrect 13 ms 15956 KB Output isn't correct
37 Halted 0 ms 0 KB -