题解 | #矩阵元素查找#
矩阵元素查找
http://www.nowcoder.com/practice/3afe6fabdb2c46ed98f06cfd9a20f2ce
class Solution {
public:
vector<int> findElement(vector<vector<int> > mat, int n, int m, int x) {
if(n==0 && m==0) return {};
int i=0, j=m-1;
while(i<n && j>=0) {
if(mat[i][j] == x) {
return {i, j};
} else if(mat[i][j] < x) {
i++;
} else if(mat[i][j] > x) {
j--;
}
}
return {};
}
}; 
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