Given an array of integer below, write a C++ program to find the count of all those pairs(i.j) in which arr[i]==arr[j] and i

Computer Networking: A Top-Down Approach (7th Edition)
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1.4 Given an array of integer below, write a C++ program to find the count of all those pairs(i,j) in which arr[i]=arr[j] and i<j.
int arr[] = {1,2,3,1,1,3};
Expected output: 4
Transcribed Image Text:1.4 Given an array of integer below, write a C++ program to find the count of all those pairs(i,j) in which arr[i]=arr[j] and i<j. int arr[] = {1,2,3,1,1,3}; Expected output: 4
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