Submission #17775

# Submission time Handle Problem Language Result Execution time Memory
17775 2016-01-12T10:59:54 Z Adilkhan Energetic turtle (IZhO11_turtle) C++
40 / 100
151 ms 82780 KB
#include <bits/stdc++.h>

#define pb push_back
#define endl "\n"
#define mp make_pair 
#define fi first
#define se second
#define all(x) x.begin(), x.end()
#define fname ""
#define sz(x) (int)(x.size())

typedef long long ll;

using namespace std;

const ll N = (ll)(5e5) + 322;
const ll INF = (ll)(1e9);
const ll mod = (ll)(1e9) + 7;
const double eps = 1e-9;

int n, m, a[2890000], d[2890000][21], z, k, t, x, y, sum; 

inline int cv(int x, int y) {
	return (x * (m + 1)) + y;
}

int main () {
	//freopen(fname".in", "r", stdin);
	//freopen(fname".out", "w", stdout);
	scanf("%d%d%d%d%d", &n, &m, &k, &t, &z);
	for (int i = 1; i <= k; ++i) {
	  scanf("%d%d", &x, &y);
		a[cv(x, y)] = 1;
	}       
	d[cv(0, 0)][0] = 1;
	for (int i = 0; i <= n; ++i) {
		for (int j = 0; j <= m; ++j) {
			if (i == 0 && j == 0) continue;
			if (a[cv(i, j)] == 1) {
				for (int q = 1; q <= t; ++q) {
				 	if (i != 0)
						d[cv(i, j)][q] += d[cv(i - 1, j)][q - 1];
					if (j != 0)
						d[cv(i, j)][q] += d[cv(i, j - 1)][q - 1];
					d[cv(i, j)][q] %= z;
				}
			}else {
				for (int q = 0; q <= t; ++q) {
				  if (i != 0)
						d[cv(i, j)][q] += d[cv(i - 1, j)][q];
					if (j != 0)
						d[cv(i, j)][q] += d[cv(i, j - 1)][q];
					d[cv(i, j)][q] %= z;				
				}
			}	
		}
	}
	for (int i = 0; i <= t; ++i) {
		sum += d[cv(n, m)][i];
		sum %= z;
	} 
	printf("%d", sum);
	return 0;
}

Compilation message

turtle.cpp: In function 'int main()':
turtle.cpp:30:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d%d%d", &n, &m, &k, &t, &z);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
turtle.cpp:32:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d%d", &x, &y);
    ~~~~~^~~~~~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 3 ms 760 KB Output is correct
5 Correct 8 ms 2680 KB Output is correct
6 Correct 35 ms 20984 KB Output is correct
7 Correct 65 ms 33312 KB Output is correct
8 Correct 151 ms 82780 KB Output is correct
9 Runtime error 15 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
10 Runtime error 14 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)
11 Runtime error 15 ms 508 KB Execution killed with signal 11 (could be triggered by violating memory limits)
12 Runtime error 13 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)
13 Runtime error 15 ms 476 KB Execution killed with signal 11 (could be triggered by violating memory limits)
14 Runtime error 14 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
15 Runtime error 14 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
16 Runtime error 14 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)
17 Runtime error 15 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)
18 Runtime error 14 ms 476 KB Execution killed with signal 11 (could be triggered by violating memory limits)
19 Runtime error 17 ms 476 KB Execution killed with signal 11 (could be triggered by violating memory limits)
20 Runtime error 15 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)