| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 22321 |
2017-04-30T03:52:31 Z |
- - - - - - - List of honorable mention follows - - - - - - -(#999, xhae, ainu7, littlesheep) |
Unifying Values (KRIII5_UV) |
C++11 |
|
9 ms |
2256 KB |
#include <functional>
#include <algorithm>
#include <stdexcept>
#include <iostream>
#include <sstream>
#include <fstream>
#include <numeric>
#include <iomanip>
#include <cstdlib>
#include <cstring>
#include <utility>
#include <cctype>
#include <vector>
#include <string>
#include <bitset>
#include <cmath>
#include <queue>
#include <stdint.h>
#include <stdio.h>
#include <stack>
#include <ctime>
#include <list>
#include <map>
#include <set>
#include <tuple>
#include <unordered_set>
#include <assert.h>
#define REP(i,n) for(int i=0;i<n;i++)
#define TR(i,x) for(__typeof(x.begin()) i=x.begin();i!=x.end();i++)
#define ALL(x) x.begin(),x.end()
#define SORT(x) sort(ALL(x))
#define CLEAR(x) memset(x,0,sizeof(x))
#define FILL(x,c) memset(x,c,sizeof(x))
using namespace std;
#define PB push_back
#define MP make_pair
typedef map<int,int> MII;
typedef map<string,int> MSI;
typedef vector<int> VI;
typedef vector<string> VS;
typedef vector<long double> VD;
typedef pair<int,int> PII;
typedef long long int64;
typedef long long LL;
typedef unsigned int UI;
typedef long double LD;
typedef unsigned long long ULL;
const int N = 10007;
const int MOD = 1000000007;
LL a[N], sum[N];
LL dp[N];
int main() {
int n;
cin >> n;
REP(i, n) cin >> a[i];
sum[0] = 0;
for (int i = 0; i < n; ++i) {
sum[i + 1] = sum[i] + a[i];
}
set<LL> candidates;
candidates.insert(sum[n]);
if (sum[n] != 0) {
for (int i = 1; i <= n; ++i) {
if (sum[i] == 0) continue;
if (sum[n] % sum[i] != 0) continue;
LL steps = sum[n] / sum[i];
if (steps <= 0 || steps > n) {
continue;
}
candidates.insert(sum[i]);
}
}
LL answer = 0;
if (sum[n] != 0) {
TR(it, candidates) {
// cout << *it << endl;
if (*it == sum[n]) continue;
LL len = *it;
LL maxStep = sum[n] / len;
REP(i, maxStep + 1) dp[i] = 0;
dp[0] = 1;
for (int i = 1; i <= n; ++i) {
if (sum[i] % len != 0) {
continue;
}
LL step = sum[i] / len;
// cout << "step is " << step << endl;
if (step <= 0 || step > maxStep) {
continue;
}
if (step == maxStep && i != n) continue;
dp[step] += dp[step - 1];
if (dp[step] >= MOD) {
dp[step] -= MOD;
}
}
// REP(i, maxStep + 1) cout << dp[i] << ", "; cout << endl;
answer = (answer + dp[maxStep]) % MOD;
}
} else {
answer = 1;
for (int i = 1; i < n; ++i) {
if (sum[i] == 0) {
answer = answer * 2 % MOD;
}
}
answer = (answer - 1 + MOD) % MOD;
}
cout << answer << endl;
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 2 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 3 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 4 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 5 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 6 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 7 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 8 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 9 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 10 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 11 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 12 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 13 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 14 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 15 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 16 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 17 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 18 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 19 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 20 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 21 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 22 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 23 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 24 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 25 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 26 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 27 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 28 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 29 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 30 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 31 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 32 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 33 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 34 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 35 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 36 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 37 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 38 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 39 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 40 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 41 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 42 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 43 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 44 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 45 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 46 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 47 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 48 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 49 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 50 |
Correct |
3 ms |
2256 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 2 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 3 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 4 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 5 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 6 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 7 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 8 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 9 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 10 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 11 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 12 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 13 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 14 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 15 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 16 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 17 |
Correct |
9 ms |
2256 KB |
Output is correct |
| 18 |
Correct |
9 ms |
2256 KB |
Output is correct |
| 19 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 20 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 21 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 22 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 23 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 24 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 25 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 26 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 27 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 28 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 29 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 30 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 31 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 32 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 33 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 34 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 35 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 36 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 37 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 38 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 39 |
Correct |
9 ms |
2256 KB |
Output is correct |
| 40 |
Correct |
9 ms |
2256 KB |
Output is correct |
| 41 |
Correct |
9 ms |
2256 KB |
Output is correct |
| 42 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 43 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 44 |
Correct |
9 ms |
2256 KB |
Output is correct |
| 45 |
Correct |
9 ms |
2256 KB |
Output is correct |
| 46 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 47 |
Correct |
9 ms |
2256 KB |
Output is correct |
| 48 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 49 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 50 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 51 |
Correct |
9 ms |
2256 KB |
Output is correct |
| 52 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 53 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 54 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 55 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 56 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 57 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 58 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 59 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 60 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 61 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 62 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 63 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 64 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 65 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 66 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 67 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 68 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 69 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 70 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 71 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 72 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 73 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 74 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 75 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 76 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 77 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 78 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 79 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 80 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 81 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 82 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 83 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 84 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 85 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 86 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 87 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 88 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 89 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 90 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 91 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 92 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 93 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 94 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 95 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 96 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 97 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 98 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 99 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 100 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 101 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 102 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 103 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 104 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 105 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 106 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 107 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 108 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 109 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 110 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 111 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 112 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 113 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 114 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 115 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 116 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 117 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 118 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 119 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 120 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 121 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 122 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 123 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 124 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 125 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 126 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 127 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 128 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 129 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 130 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 131 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 132 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 133 |
Correct |
6 ms |
2256 KB |
Output is correct |
| 134 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 135 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 136 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 137 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 138 |
Correct |
3 ms |
2256 KB |
Output is correct |
| 139 |
Correct |
0 ms |
2256 KB |
Output is correct |
| 140 |
Correct |
3 ms |
2256 KB |
Output is correct |
