oj.uz

Submission #316156

# Submission time Handle Problem Language Result Execution time Memory
316156 2020-10-25T15:36:56 Z FlashGamezzz Bob (COCI14_bob) C++17
0 / 120
 161 ms 18808 KB 
#include <iostream>
#include <cstdlib>
#include <cstdio>
#include <fstream>
#include <algorithm>
#include <string>

using namespace std;

int n, m, grid[1001][1001] = {}, nl[1001][1001] = {};
long long dp[1001][1001];
int main() {
	ios_base::sync_with_stdio(false);
	cin >> n >> m;
	for (int i = 1; i <= n; i++){
		for (int j = 1; j <= m; j++){
			cin >> grid[i][j];
			nl[i][j] = 1;
			if (grid[i][j] == grid[i][j-1]){
				nl[i][j] += nl[i][j-1];
			}
		}
	}
	for (int i = 1; i <= n; i++){
		dp[i][1] = 1;
		if (grid[i-1][1] == grid[i][1]){
			dp[i][1] += dp[i-1][1];
		}
	}
	for (int c = 2; c <= m; c++){
		for (int r = 1; r <= n; r++){
			dp[r][c] = nl[r][c];
			if (grid[r][c] == grid[r-1][c]){
				dp[r][c] += dp[r-1][c];
				if (nl[r][c] < nl[r-1][c]){
					dp[r][c] -= dp[r-1][c-nl[r][c]];
				}
			}
		}
	}
	long long ans = 0;
	for (int i = 0; i <= n; i++){
		for (int j = 0; j <= m; j++){
			ans += dp[i][j];
		}
	}
	cout << ans << endl;
}

Subtask #1
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 1024 KB Output isn't correct

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 1024 KB Output isn't correct

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 28 ms 8824 KB Output isn't correct

Subtask #4
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 31 ms 8824 KB Output isn't correct

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 32 ms 8824 KB Output isn't correct

Subtask #6
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 32 ms 8824 KB Output isn't correct

Subtask #7
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 141 ms 16624 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 161 ms 16504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 153 ms 16504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 158 ms 18808 KB Output isn't correct
2 Halted 0 ms 0 KB -