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답안 #22936

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
22936 2017-04-30T14:36:17 Z dotorya Unifying Values (KRIII5_UV) C++14
7 / 7
 163 ms 5928 KB 
#include <stdio.h>
#include <algorithm>
#include <assert.h>
#include <cmath>
#include <complex>
#include <deque>
#include <functional>
#include <iostream>
#include <limits.h>
#include <map>
#include <math.h>
#include <queue>
#include <set>
#include <stdlib.h>
#include <string.h>
#include <string>
#include <time.h>
#include <unordered_map>
#include <unordered_set>
#include <vector>

#pragma warning(disable:4996)
#pragma comment(linker, "/STACK:336777216")
using namespace std;

#define mp make_pair
#define Fi first
#define Se second
#define pb(x) push_back(x)
#define szz(x) ((int)(x).size())
#define rep(i, n) for(int i=0;i<n;i++)
#define all(x) (x).begin(), (x).end()
#define ldb ldouble

typedef tuple<int, int, int> t3;
typedef long long ll;
typedef unsigned long long ull;
typedef double db;
typedef long double ldb;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;
typedef pair <ll, int> pli;
typedef pair <db, db> pdd;

int IT_MAX = 1 << 19;
const ll MOD = 1000000007;
const int INF = 0x3f3f3f3f;
const ll LL_INF = 1034567890123456789ll;
const db PI = acos(-1);
const db ERR = 1E-11;

ll sum[100050];
ll in[100050];

ll dp[100050];
ll sum2[100050];
ll po2[100050];
int main() {
	int N, i, j;
	scanf("%d", &N);
	for (i = 1; i <= N; i++) {
		scanf("%lld", &in[i]);
		sum[i] = sum[i - 1] + in[i];
	}

	ll ans = 0;
	po2[0] = 1;
	for (i = 1; i <= 100000; i++) po2[i] = po2[i - 1] * 2 % MOD;
	if (sum[N] == 0) {
		int c = 0;
		for (i = 1; i < N; i++) if (sum[i] == 0) c++;
		return !printf("%lld\n", po2[c] - 1);
	}
	for (i = 2; i <= N; i++) {
		if (sum[N] % i) continue;

		ll v = sum[N] / i;
		dp[0] = 1;
		sum2[0] = 1;
		for (j = 1; j <= N; j++) {
			ll t = sum[j] / v;
			if (t <= 0 || t > i || t * v != sum[j]) continue;
			dp[j] = sum2[t - 1];
			sum2[t] = (sum2[t] + dp[j]) % MOD;
		}
		ans = (ans + dp[N]) % MOD;
		for (j = 0; j <= i; j++) sum2[j] = 0;
	}
	return !printf("%lld\n", ans);
}

Compilation message

UV.cpp:22:0: warning: ignoring #pragma warning  [-Wunknown-pragmas]
 #pragma warning(disable:4996)
 ^
UV.cpp:23:0: warning: ignoring #pragma comment  [-Wunknown-pragmas]
 #pragma comment(linker, "/STACK:336777216")
 ^
UV.cpp: In function 'int main()':
UV.cpp:60:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
                 ^
UV.cpp:62:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld", &in[i]);
                        ^

Subtask #1
2.0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 5928 KB Output is correct
2 Correct 0 ms 5928 KB Output is correct
3 Correct 0 ms 5928 KB Output is correct
4 Correct 3 ms 5928 KB Output is correct
5 Correct 3 ms 5928 KB Output is correct
6 Correct 3 ms 5928 KB Output is correct
7 Correct 0 ms 5928 KB Output is correct
8 Correct 3 ms 5928 KB Output is correct
9 Correct 0 ms 5928 KB Output is correct
10 Correct 0 ms 5928 KB Output is correct
11 Correct 0 ms 5928 KB Output is correct
12 Correct 0 ms 5928 KB Output is correct
13 Correct 0 ms 5928 KB Output is correct
14 Correct 3 ms 5928 KB Output is correct
15 Correct 3 ms 5928 KB Output is correct
16 Correct 0 ms 5928 KB Output is correct
17 Correct 3 ms 5928 KB Output is correct
18 Correct 0 ms 5928 KB Output is correct
19 Correct 0 ms 5928 KB Output is correct
20 Correct 0 ms 5928 KB Output is correct
21 Correct 0 ms 5928 KB Output is correct
22 Correct 3 ms 5928 KB Output is correct
23 Correct 3 ms 5928 KB Output is correct
24 Correct 0 ms 5928 KB Output is correct
25 Correct 3 ms 5928 KB Output is correct
26 Correct 0 ms 5928 KB Output is correct
27 Correct 3 ms 5928 KB Output is correct
28 Correct 0 ms 5928 KB Output is correct
29 Correct 3 ms 5928 KB Output is correct
30 Correct 3 ms 5928 KB Output is correct
31 Correct 3 ms 5928 KB Output is correct
32 Correct 3 ms 5928 KB Output is correct
33 Correct 0 ms 5928 KB Output is correct
34 Correct 3 ms 5928 KB Output is correct
35 Correct 3 ms 5928 KB Output is correct
36 Correct 6 ms 5928 KB Output is correct
37 Correct 3 ms 5928 KB Output is correct
38 Correct 6 ms 5928 KB Output is correct
39 Correct 6 ms 5928 KB Output is correct
40 Correct 3 ms 5928 KB Output is correct
41 Correct 6 ms 5928 KB Output is correct
42 Correct 0 ms 5928 KB Output is correct
43 Correct 6 ms 5928 KB Output is correct
44 Correct 0 ms 5928 KB Output is correct
45 Correct 3 ms 5928 KB Output is correct
46 Correct 3 ms 5928 KB Output is correct
47 Correct 0 ms 5928 KB Output is correct
48 Correct 0 ms 5928 KB Output is correct
49 Correct 0 ms 5928 KB Output is correct
50 Correct 3 ms 5928 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 5928 KB Output is correct
2 Correct 3 ms 5928 KB Output is correct
3 Correct 0 ms 5928 KB Output is correct
4 Correct 3 ms 5928 KB Output is correct
5 Correct 3 ms 5928 KB Output is correct
6 Correct 3 ms 5928 KB Output is correct
7 Correct 9 ms 5928 KB Output is correct
8 Correct 3 ms 5928 KB Output is correct
9 Correct 3 ms 5928 KB Output is correct
10 Correct 0 ms 5928 KB Output is correct
11 Correct 3 ms 5928 KB Output is correct
12 Correct 0 ms 5928 KB Output is correct
13 Correct 3 ms 5928 KB Output is correct
14 Correct 3 ms 5928 KB Output is correct
15 Correct 3 ms 5928 KB Output is correct
16 Correct 3 ms 5928 KB Output is correct
17 Correct 6 ms 5928 KB Output is correct
18 Correct 9 ms 5928 KB Output is correct
19 Correct 0 ms 5928 KB Output is correct
20 Correct 3 ms 5928 KB Output is correct
21 Correct 0 ms 5928 KB Output is correct
22 Correct 3 ms 5928 KB Output is correct
23 Correct 3 ms 5928 KB Output is correct
24 Correct 0 ms 5928 KB Output is correct
25 Correct 3 ms 5928 KB Output is correct
26 Correct 0 ms 5928 KB Output is correct
27 Correct 6 ms 5928 KB Output is correct
28 Correct 9 ms 5928 KB Output is correct
29 Correct 3 ms 5928 KB Output is correct
30 Correct 26 ms 5928 KB Output is correct
31 Correct 6 ms 5928 KB Output is correct
32 Correct 6 ms 5928 KB Output is correct
33 Correct 0 ms 5928 KB Output is correct
34 Correct 9 ms 5928 KB Output is correct
35 Correct 16 ms 5928 KB Output is correct
36 Correct 9 ms 5928 KB Output is correct
37 Correct 9 ms 5928 KB Output is correct
38 Correct 16 ms 5928 KB Output is correct
39 Correct 13 ms 5928 KB Output is correct
40 Correct 56 ms 5928 KB Output is correct
41 Correct 63 ms 5928 KB Output is correct
42 Correct 16 ms 5928 KB Output is correct
43 Correct 56 ms 5928 KB Output is correct
44 Correct 66 ms 5928 KB Output is correct
45 Correct 23 ms 5928 KB Output is correct
46 Correct 33 ms 5928 KB Output is correct
47 Correct 43 ms 5928 KB Output is correct
48 Correct 53 ms 5928 KB Output is correct
49 Correct 99 ms 5928 KB Output is correct
50 Correct 56 ms 5928 KB Output is correct
51 Correct 53 ms 5928 KB Output is correct
52 Correct 96 ms 5928 KB Output is correct
53 Correct 39 ms 5928 KB Output is correct
54 Correct 59 ms 5928 KB Output is correct
55 Correct 79 ms 5928 KB Output is correct
56 Correct 76 ms 5928 KB Output is correct
57 Correct 53 ms 5928 KB Output is correct
58 Correct 66 ms 5928 KB Output is correct
59 Correct 73 ms 5928 KB Output is correct
60 Correct 79 ms 5928 KB Output is correct
61 Correct 163 ms 5928 KB Output is correct
62 Correct 89 ms 5928 KB Output is correct
63 Correct 63 ms 5928 KB Output is correct
64 Correct 0 ms 5928 KB Output is correct
65 Correct 3 ms 5928 KB Output is correct
66 Correct 13 ms 5928 KB Output is correct
67 Correct 6 ms 5928 KB Output is correct
68 Correct 9 ms 5928 KB Output is correct
69 Correct 3 ms 5928 KB Output is correct
70 Correct 3 ms 5928 KB Output is correct
71 Correct 6 ms 5928 KB Output is correct
72 Correct 9 ms 5928 KB Output is correct
73 Correct 9 ms 5928 KB Output is correct
74 Correct 6 ms 5928 KB Output is correct
75 Correct 9 ms 5928 KB Output is correct
76 Correct 3 ms 5928 KB Output is correct
77 Correct 39 ms 5928 KB Output is correct
78 Correct 59 ms 5928 KB Output is correct
79 Correct 6 ms 5928 KB Output is correct
80 Correct 19 ms 5928 KB Output is correct
81 Correct 13 ms 5928 KB Output is correct
82 Correct 3 ms 5928 KB Output is correct
83 Correct 13 ms 5928 KB Output is correct
84 Correct 76 ms 5928 KB Output is correct
85 Correct 39 ms 5928 KB Output is correct
86 Correct 6 ms 5928 KB Output is correct
87 Correct 3 ms 5928 KB Output is correct
88 Correct 13 ms 5928 KB Output is correct
89 Correct 6 ms 5928 KB Output is correct
90 Correct 6 ms 5928 KB Output is correct
91 Correct 0 ms 5928 KB Output is correct
92 Correct 0 ms 5928 KB Output is correct
93 Correct 0 ms 5928 KB Output is correct
94 Correct 3 ms 5928 KB Output is correct
95 Correct 3 ms 5928 KB Output is correct
96 Correct 3 ms 5928 KB Output is correct
97 Correct 0 ms 5928 KB Output is correct
98 Correct 3 ms 5928 KB Output is correct
99 Correct 0 ms 5928 KB Output is correct
100 Correct 0 ms 5928 KB Output is correct
101 Correct 0 ms 5928 KB Output is correct
102 Correct 0 ms 5928 KB Output is correct
103 Correct 0 ms 5928 KB Output is correct
104 Correct 3 ms 5928 KB Output is correct
105 Correct 3 ms 5928 KB Output is correct
106 Correct 0 ms 5928 KB Output is correct
107 Correct 3 ms 5928 KB Output is correct
108 Correct 0 ms 5928 KB Output is correct
109 Correct 0 ms 5928 KB Output is correct
110 Correct 0 ms 5928 KB Output is correct
111 Correct 0 ms 5928 KB Output is correct
112 Correct 3 ms 5928 KB Output is correct
113 Correct 3 ms 5928 KB Output is correct
114 Correct 0 ms 5928 KB Output is correct
115 Correct 3 ms 5928 KB Output is correct
116 Correct 0 ms 5928 KB Output is correct
117 Correct 3 ms 5928 KB Output is correct
118 Correct 0 ms 5928 KB Output is correct
119 Correct 3 ms 5928 KB Output is correct
120 Correct 3 ms 5928 KB Output is correct
121 Correct 3 ms 5928 KB Output is correct
122 Correct 3 ms 5928 KB Output is correct
123 Correct 0 ms 5928 KB Output is correct
124 Correct 3 ms 5928 KB Output is correct
125 Correct 3 ms 5928 KB Output is correct
126 Correct 6 ms 5928 KB Output is correct
127 Correct 3 ms 5928 KB Output is correct
128 Correct 6 ms 5928 KB Output is correct
129 Correct 6 ms 5928 KB Output is correct
130 Correct 3 ms 5928 KB Output is correct
131 Correct 6 ms 5928 KB Output is correct
132 Correct 0 ms 5928 KB Output is correct
133 Correct 6 ms 5928 KB Output is correct
134 Correct 0 ms 5928 KB Output is correct
135 Correct 3 ms 5928 KB Output is correct
136 Correct 3 ms 5928 KB Output is correct
137 Correct 0 ms 5928 KB Output is correct
138 Correct 0 ms 5928 KB Output is correct
139 Correct 0 ms 5928 KB Output is correct
140 Correct 3 ms 5928 KB Output is correct