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public class Solution { | |
public int uniquePaths(int m, int n) { | |
int dp[][] = new int[m][n]; | |
dp[0][0] = 0; | |
for(int i=0;i<m;i++){ | |
dp[i][0] = 1; | |
} | |
for(int i=0;i<n;i++){ | |
dp[0][i] = 1; | |
} | |
for(int i=1;i<m;i++){ | |
for(int j=1;j<n;j++){ | |
dp[i][j] = dp[i-1][j] + dp[i][j-1]; | |
} | |
} | |
return dp[m-1][n-1]; | |
} | |
} |
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