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#N2176. Count Equal and Divisible Pairs in an Array
problem link
#solution
problem link
#solution
class Solution {
public int countPairs(int[] nums, int k) {
int count=0;
for(int i=0; i<nums.length-1; i++){
for(int j=i+1; j<nums.length; j++){
if(nums[i]==nums[j] && i*j%k==0)
count++;
}
}
return count;
}
}