public class Solution {
public boolean Find(int target, int [][] array) {
for(int i=0;i<array.length;i++){
int low=0;
int high=array[i].length-1;
while(low<=high){
int mid=(low+high)/2;
if(target>array[i][mid])
low=mid+1;
else if(target<array[i][mid])
high=mid-1;
else
return true;
}
}
return false;
}
}

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