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Submission #22826

# Submission time Handle Problem Language Result Execution time Memory
22826 2017-04-30T07:44:56 Z 버거킹 송죽SK점 우수고객(#1039, Namnamseo, khsoo01) Unifying Values (KRIII5_UV) C++14
2 / 7
 500 ms 2252 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll mod = 1e9+7;

ll n, a[10005], s[10005], ans, dt[10005];

bool valid (ll A, ll B) {
	return (A % B == 0 && A / B >= 1);
}

ll solve (ll idx) {
	if(idx == n) return 1;
	if(!valid(s[n], s[idx])) return 0;
	ll t = s[n]/s[idx];
	for(ll i=0;i<t;i++) dt[i] = 0;
	dt[1] = 1;
	for(ll i=idx+1;i<n;i++) {
		if(!valid(s[i], s[idx])) continue;
		ll tt = s[i]/s[idx];
		if(tt >= t) continue;
		dt[tt] = (dt[tt] + dt[tt-1]) % mod;
	}
	return dt[t-1];
}

ll solve_zero () {
	if(s[n] != 0) return 0;
	ll ret = 1;
	for(ll i=1;i<n;i++) {
		if(s[i] == 0) ret = (ret * 2) % mod;
	}
	return ret;
}

int main()
{
	scanf("%lld",&n);
	for(ll i=1;i<=n;i++) {
		scanf("%lld",&a[i]);
		s[i] = s[i-1] + a[i];
	}
	for(ll i=1;i<=n;i++) {
		ans = (ans + (s[i] ? solve(i) : 0)) % mod;
	}
	ans = (ans + solve_zero()) % mod;
	printf("%lld\n",(ans+mod-1)%mod);
}

Compilation message

UV.cpp: In function 'int main()':
UV.cpp:38:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld",&n);
                  ^
UV.cpp:40:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld",&a[i]);
                      ^

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2252 KB Output is correct
2 Correct 0 ms 2252 KB Output is correct
3 Correct 0 ms 2252 KB Output is correct
4 Correct 3 ms 2252 KB Output is correct
5 Correct 3 ms 2252 KB Output is correct
6 Correct 0 ms 2252 KB Output is correct
7 Correct 3 ms 2252 KB Output is correct
8 Correct 0 ms 2252 KB Output is correct
9 Correct 0 ms 2252 KB Output is correct
10 Correct 23 ms 2252 KB Output is correct
11 Correct 19 ms 2252 KB Output is correct
12 Correct 36 ms 2252 KB Output is correct
13 Correct 6 ms 2252 KB Output is correct
14 Correct 3 ms 2252 KB Output is correct
15 Correct 0 ms 2252 KB Output is correct
16 Correct 6 ms 2252 KB Output is correct
17 Correct 3 ms 2252 KB Output is correct
18 Correct 39 ms 2252 KB Output is correct
19 Correct 0 ms 2252 KB Output is correct
20 Correct 0 ms 2252 KB Output is correct
21 Correct 0 ms 2252 KB Output is correct
22 Correct 0 ms 2252 KB Output is correct
23 Correct 0 ms 2252 KB Output is correct
24 Correct 0 ms 2252 KB Output is correct
25 Correct 0 ms 2252 KB Output is correct
26 Correct 0 ms 2252 KB Output is correct
27 Correct 43 ms 2252 KB Output is correct
28 Correct 146 ms 2252 KB Output is correct
29 Correct 83 ms 2252 KB Output is correct
30 Correct 29 ms 2252 KB Output is correct
31 Correct 13 ms 2252 KB Output is correct
32 Correct 23 ms 2252 KB Output is correct
33 Correct 139 ms 2252 KB Output is correct
34 Correct 43 ms 2252 KB Output is correct
35 Correct 59 ms 2252 KB Output is correct
36 Correct 43 ms 2252 KB Output is correct
37 Correct 59 ms 2252 KB Output is correct
38 Correct 56 ms 2252 KB Output is correct
39 Correct 99 ms 2252 KB Output is correct
40 Correct 23 ms 2252 KB Output is correct
41 Correct 23 ms 2252 KB Output is correct
42 Correct 6 ms 2252 KB Output is correct
43 Correct 29 ms 2252 KB Output is correct
44 Correct 19 ms 2252 KB Output is correct
45 Correct 43 ms 2252 KB Output is correct
46 Correct 39 ms 2252 KB Output is correct
47 Correct 13 ms 2252 KB Output is correct
48 Correct 13 ms 2252 KB Output is correct
49 Correct 6 ms 2252 KB Output is correct
50 Correct 16 ms 2252 KB Output is correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 2252 KB Output is correct
2 Correct 3 ms 2252 KB Output is correct
3 Correct 0 ms 2252 KB Output is correct
4 Correct 46 ms 2252 KB Output is correct
5 Correct 79 ms 2252 KB Output is correct
6 Correct 43 ms 2252 KB Output is correct
7 Correct 23 ms 2252 KB Output is correct
8 Correct 3 ms 2252 KB Output is correct
9 Correct 13 ms 2252 KB Output is correct
10 Correct 0 ms 2252 KB Output is correct
11 Correct 0 ms 2252 KB Output is correct
12 Correct 0 ms 2252 KB Output is correct
13 Correct 0 ms 2252 KB Output is correct
14 Correct 3 ms 2252 KB Output is correct
15 Correct 3 ms 2252 KB Output is correct
16 Correct 0 ms 2252 KB Output is correct
17 Correct 3 ms 2252 KB Output is correct
18 Correct 3 ms 2252 KB Output is correct
19 Correct 0 ms 2252 KB Output is correct
20 Correct 3 ms 2252 KB Output is correct
21 Correct 0 ms 2252 KB Output is correct
22 Correct 3 ms 2252 KB Output is correct
23 Correct 0 ms 2252 KB Output is correct
24 Correct 0 ms 2252 KB Output is correct
25 Correct 0 ms 2252 KB Output is correct
26 Correct 0 ms 2252 KB Output is correct
27 Correct 26 ms 2252 KB Output is correct
28 Correct 6 ms 2252 KB Output is correct
29 Correct 3 ms 2252 KB Output is correct
30 Correct 3 ms 2252 KB Output is correct
31 Correct 0 ms 2252 KB Output is correct
32 Correct 6 ms 2252 KB Output is correct
33 Correct 3 ms 2252 KB Output is correct
34 Correct 6 ms 2252 KB Output is correct
35 Correct 3 ms 2252 KB Output is correct
36 Correct 3 ms 2252 KB Output is correct
37 Correct 3 ms 2252 KB Output is correct
38 Correct 6 ms 2252 KB Output is correct
39 Correct 3 ms 2252 KB Output is correct
40 Correct 13 ms 2252 KB Output is correct
41 Correct 13 ms 2252 KB Output is correct
42 Correct 9 ms 2252 KB Output is correct
43 Correct 9 ms 2252 KB Output is correct
44 Correct 16 ms 2252 KB Output is correct
45 Correct 9 ms 2252 KB Output is correct
46 Correct 6 ms 2252 KB Output is correct
47 Correct 6 ms 2252 KB Output is correct
48 Correct 6 ms 2252 KB Output is correct
49 Correct 9 ms 2252 KB Output is correct
50 Correct 6 ms 2252 KB Output is correct
51 Correct 6 ms 2252 KB Output is correct
52 Correct 6 ms 2252 KB Output is correct
53 Correct 6 ms 2252 KB Output is correct
54 Correct 6 ms 2252 KB Output is correct
55 Correct 6 ms 2252 KB Output is correct
56 Correct 6 ms 2252 KB Output is correct
57 Correct 6 ms 2252 KB Output is correct
58 Correct 6 ms 2252 KB Output is correct
59 Correct 6 ms 2252 KB Output is correct
60 Correct 6 ms 2252 KB Output is correct
61 Correct 6 ms 2252 KB Output is correct
62 Correct 6 ms 2252 KB Output is correct
63 Correct 6 ms 2252 KB Output is correct
64 Execution timed out 500 ms 2252 KB Execution timed out
65 Halted 0 ms 0 KB -