Submission #1077589
Source Code Expand
#include <iostream>
#include <cstdio>
#include <cstring>
#include <vector>
#include <algorithm>
#include <cmath>
using namespace std;
#define mp make_pair
#define pb push_back
#define ll long long
#define maxN 4011
#define mod 1000000007
int n, m, k, i, j, cf, NN, MM;
ll dp[maxN][maxN], ans;
bool ok = true;
int main()
{
// freopen("test.in","r",stdin);
scanf("%d%d%d", &n, &m, &k);
dp[0][0] = 1;
for (i = 0; ok; i++) {
ok = false;
for (j = 0; j <= i * (k - 1); j++) {
if (dp[i][j] == 0) continue;
dp[i][j] %= mod;
ok = true;
for (cf = 0; cf < k; cf++) {
NN = j + cf;
MM = i * (k - 1) - j + (k - 1 - cf);
if (NN > n || MM > m - 1) continue;
dp[i + 1][NN] += dp[i][j];
if (NN % (k - 1) == n % (k - 1))
if (MM % (k - 1) == (m - 1) % (k - 1))
if (cf != 0)
ans = (ans + dp[i][j]) % mod;
}
}
}
printf("%lld", ans);
return 0;
}
Submission Info
Submission Time
2017-01-24 03:57:24+0900
Task
E - Eternal Average
User
atatomir
Language
C++14 (GCC 5.4.1)
Score
1600
Code Size
1153 Byte
Status
AC
Exec Time
188 ms
Memory
47488 KB
Compile Error
./Main.cpp: In function ‘int main()’:
./Main.cpp:26:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d", &n, &m, &k);
^
Judge Result
Set Name
Sample
All
Score / Max Score
0 / 0
1600 / 1600
Status
Set Name
Test Cases
Sample
s1.txt, s2.txt, s3.txt
All
01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, s1.txt, s2.txt, s3.txt
Case Name
Status
Exec Time
Memory
01.txt
AC
3 ms
256 KB
02.txt
AC
188 ms
47488 KB
03.txt
AC
3 ms
256 KB
04.txt
AC
3 ms
256 KB
05.txt
AC
104 ms
23808 KB
06.txt
AC
8 ms
2944 KB
07.txt
AC
6 ms
2304 KB
08.txt
AC
3 ms
640 KB
09.txt
AC
34 ms
1792 KB
10.txt
AC
34 ms
1280 KB
11.txt
AC
14 ms
256 KB
12.txt
AC
6 ms
256 KB
13.txt
AC
27 ms
640 KB
14.txt
AC
14 ms
384 KB
15.txt
AC
25 ms
640 KB
16.txt
AC
2 ms
256 KB
17.txt
AC
17 ms
256 KB
18.txt
AC
10 ms
768 KB
19.txt
AC
27 ms
10240 KB
20.txt
AC
43 ms
6784 KB
21.txt
AC
3 ms
256 KB
22.txt
AC
47 ms
6144 KB
23.txt
AC
27 ms
1024 KB
24.txt
AC
24 ms
896 KB
s1.txt
AC
3 ms
256 KB
s2.txt
AC
3 ms
256 KB
s3.txt
AC
3 ms
384 KB