oj.uz

Submission #123847

# Submission time Handle Problem Language Result Execution time Memory
123847 2019-07-02T07:50:41 Z khsoo01 Naan (JOI19_naan) C++11
100 / 100
 1028 ms 94748 KB 
#include<bits/stdc++.h>
using namespace std;

typedef long long ll;
const ll N = 2005;

ll n, m, s[N][N], ans[N];

bool dn[N];

struct frac {
	ll j, m;
	bool operator < (frac &T) {
		if(j / m != T.j / T.m) return j / m < T.j / T.m;
		return (j%m) * T.m < (T.j%T.m) * m;
	}
} x[N][N];

frac get_border (ll I, ll A, ll B) {
	ll S = 0, E = m;
	while(S<E) {
		ll M = (S+E)/2+1;
		s[I][M] * B > A ? E = M-1 : S = M;
	}
	A -= s[I][S] * B;
	frac ret = {A, (s[I][S+1] - s[I][S]) * B};
	return {ret.j + ret.m * S, ret.m};
}

int main()
{
	scanf("%lld%lld",&n,&m);
	for(ll i=1;i<=n;i++) {
		for(ll j=1;j<=m;j++) {
			scanf("%lld",&s[i][j]);
			s[i][j] += s[i][j-1];
		}
		s[i][m+1] = s[i][m] + 1;
		for(ll j=1;j<=n;j++) {
			x[i][j] = get_border(i, j*s[i][m], n);
		}
	}
	for(ll i=1;i<=n;i++) {
		ll I = -1;
		for(ll j=1;j<=n;j++) {
			if(dn[j]) continue;
			if(I == -1 || x[j][i] < x[I][i]) I = j;
		}
		ans[i] = I;
		dn[I] = true;
		if(i != n) printf("%lld %lld\n", x[I][i].j, x[I][i].m);
	}
	for(ll i=1;i<=n;i++) {
		printf("%lld ", ans[i]);
	}
}

Compilation message

naan.cpp: In function 'int main()':
naan.cpp:32:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld",&n,&m);
  ~~~~~^~~~~~~~~~~~~~~~~~
naan.cpp:35:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%lld",&s[i][j]);
    ~~~~~^~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 3 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 3 ms 504 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 380 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 376 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 2 ms 504 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 3 ms 504 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 504 KB Output is correct
19 Correct 3 ms 504 KB Output is correct
20 Correct 3 ms 504 KB Output is correct
21 Correct 3 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 2 ms 380 KB Output is correct
24 Correct 3 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 3 ms 376 KB Output is correct

Subtask #3
71.0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 3 ms 504 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 380 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 3 ms 376 KB Output is correct
25 Correct 3 ms 376 KB Output is correct
26 Correct 2 ms 504 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 3 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 3 ms 504 KB Output is correct
32 Correct 3 ms 376 KB Output is correct
33 Correct 3 ms 504 KB Output is correct
34 Correct 3 ms 504 KB Output is correct
35 Correct 3 ms 504 KB Output is correct
36 Correct 3 ms 376 KB Output is correct
37 Correct 3 ms 376 KB Output is correct
38 Correct 2 ms 380 KB Output is correct
39 Correct 3 ms 376 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 3 ms 376 KB Output is correct
43 Correct 78 ms 11868 KB Output is correct
44 Correct 463 ms 53964 KB Output is correct
45 Correct 248 ms 21368 KB Output is correct
46 Correct 34 ms 2936 KB Output is correct
47 Correct 326 ms 34424 KB Output is correct
48 Correct 323 ms 73464 KB Output is correct
49 Correct 106 ms 23032 KB Output is correct
50 Correct 530 ms 90176 KB Output is correct
51 Correct 255 ms 37880 KB Output is correct
52 Correct 539 ms 80080 KB Output is correct
53 Correct 431 ms 76104 KB Output is correct
54 Correct 3 ms 376 KB Output is correct
55 Correct 144 ms 43768 KB Output is correct
56 Correct 350 ms 52156 KB Output is correct
57 Correct 276 ms 46076 KB Output is correct
58 Correct 413 ms 74744 KB Output is correct
59 Correct 308 ms 41864 KB Output is correct
60 Correct 1010 ms 94748 KB Output is correct
61 Correct 1028 ms 94516 KB Output is correct
62 Correct 1012 ms 94200 KB Output is correct
63 Correct 1022 ms 94536 KB Output is correct
64 Correct 1020 ms 94700 KB Output is correct
65 Correct 668 ms 94604 KB Output is correct
66 Correct 666 ms 94708 KB Output is correct
67 Correct 729 ms 94712 KB Output is correct
68 Correct 413 ms 54312 KB Output is correct
69 Correct 433 ms 48916 KB Output is correct
70 Correct 484 ms 65784 KB Output is correct
71 Correct 651 ms 71260 KB Output is correct