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- /**
- knakul853
- **/
- class Solution {
- public:
- int uniquePaths(int m, int n) {
- vector<int>dp(n,1);
- for(int i=1;i<m;i++)
- {
- for(int j=1;j<n;j++)
- {
- dp[j]+=dp[j-1];
- }
- }
- return dp[n-1];
- }
- };
- class Solution {
- public:
- int uniquePaths(int m, int n) {
- vector<vector<int>>dp(m,vector<int>(n, 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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