How do I check the values that are store in a [10][10] array to see if they match certain criteria and if they do not change the value so that it...

How do I check the values that are store in a [10][10] array to see if they match certain criteria and if they do not change the value so that it does. Extra info the criteria is must have 5 values that are divisible by 3 and 5, 10 values that are divisible by 3, and 10 values that are divisible by 5. in c++. Assuming I have already generated the array with random numbers