Submission #337589

#	Time	Username	Problem	Language	Result	Execution time	Memory
337589		tengiz05	Energetic turtle (IZhO11_turtle)	C++17	40 / 100	2101 ms	262148 KiB

turtle

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define FASTIO ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
#define all(x) (x).begin(), (x).end()
#define pb push_back
#define pii pair<int, int>
#define ff first
#define ss second
#define PI acos(-1)
#define ld long double
const int N = 2005;
int msb(int val){return sizeof(int)*8-__builtin_clzll(val);}
int n, m, k;
int dp[N][N][21];
int a[N][N];
int mod;
void solve(int test_case){
	int i, j, t;
	cin >> n >> m;
	cin >> k >> t >> mod;
	n++,m++;
	for(i=0;i<k;i++){
		int x, y;
		cin >> x >> y;
		x++,y++;
		a[x][y] = 1;
	}
	dp[1][0][0] = 1;
	for(i=1;i<=n;i++){
		for(j=1;j<=m;j++){
			if(a[i][j] == 0)
				for(int l=0;l<=t;l++){
					dp[i][j][l] = (dp[i-1][j][l] + dp[i][j-1][l])%mod;
				}
			else 
				for(int l=1;l<=t;l++){
					dp[i][j][l] = (dp[i-1][j][l-1]+dp[i][j-1][l-1])%mod;
				}
		}
	}
/*	for(i=1;i<=n;i++){
		for(j=1;j<=m;j++){
			cout << dp[i][j][0] << ' ' ;
		}cout << '\n';
	}*/
	int ans = 0;
	for(i=0;i<=t;i++)(ans += dp[n][m][i])%=mod;
	cout << ans << '\n';
	
	return;
}

signed main(){
	FASTIO;
#define MULTITEST 0
#if MULTITEST
	int ___T;
	cin >> ___T;
	for(int T_CASE = 1; T_CASE <= ___T; T_CASE++)
		solve(T_CASE);
#else
	solve(1);
#endif
	return 0;
}

• Subtask 1: 40 / 100