# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
225046 |
2020-04-19T08:28:17 Z |
VEGAnn |
Mobitel (COCI19_mobitel) |
C++14 |
|
3088 ms |
5624 KB |
#include <bits/stdc++.h>
#define MP make_pair
#define PB push_back
#define ft first
#define sd second
#define all(x) x.begin(),x.end()
using namespace std;
typedef long long ll;
const int N = 310;
const int md = int(1e9) + 7;
const int SQ = 1010;
int f[2][N][SQ], ff[2][N][SQ], r, c, n, a[N][N], sq, osq, kol[N][N];
void SUM(int &x, int y){
x += y;
if (x >= md)
x -= md;
}
int main(){
ios_base::sync_with_stdio(0); cin.tie(0);
cin >> r >> c >> n;
n--;
for (int i = 1; i <= r; i++)
for (int j = 1; j <= c; j++)
cin >> a[i][j];
sq = (int)trunc(sqrt(n));
osq = n / (sq + 1);
if (a[1][1] > sq)
ff[0][1][n / sq] = 1;
else f[0][1][a[1][1]] = 1;
int it = 0;
// NULL EVERYTHING!!!
for (int i = 1; i <= r; i++) {
for (int j = 1; j <= c; j++){
for (int k = 1; k <= sq; k++)
f[it ^ 1][j][k] = 0;
for (int ok = 0; ok <= osq; ok++)
ff[it ^ 1][j][ok] = 0;
}
for (int j = 1; j <= c; j++) {
for (int k = 1; k <= sq; k++){
if (i + 1 <= r){
int nw = k * a[i + 1][j];
if (nw <= sq)
SUM(f[it ^ 1][j][nw], f[it][j][k]);
else SUM(ff[it ^ 1][j][n / nw], f[it][j][k]);
}
if (j + 1 <= c){
int nw = k * a[i][j + 1];
if (nw <= sq)
SUM(f[it][j + 1][nw], f[it][j][k]);
else SUM(ff[it][j + 1][n / nw], f[it][j][k]);
}
}
for (int ok = 0; ok <= osq; ok++){
if (i + 1 <= r){
int nw = ok / a[i + 1][j];
SUM(ff[it ^ 1][j][nw], ff[it][j][ok]);
}
if (j + 1 <= c){
int nw = ok / a[i][j + 1];
SUM(ff[it ^ 1][j + 1][nw], ff[it][j][ok]);
}
}
}
it ^= 1;
}
cout << ff[it ^ 1][c][0];
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
60 ms |
5376 KB |
Output isn't correct |
2 |
Incorrect |
62 ms |
5504 KB |
Output isn't correct |
3 |
Incorrect |
308 ms |
2048 KB |
Output isn't correct |
4 |
Incorrect |
345 ms |
2048 KB |
Output isn't correct |
5 |
Incorrect |
332 ms |
2144 KB |
Output isn't correct |
6 |
Incorrect |
344 ms |
2048 KB |
Output isn't correct |
7 |
Incorrect |
159 ms |
1656 KB |
Output isn't correct |
8 |
Incorrect |
1651 ms |
4096 KB |
Output isn't correct |
9 |
Incorrect |
3066 ms |
5496 KB |
Output isn't correct |
10 |
Incorrect |
3088 ms |
5624 KB |
Output isn't correct |