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if u will use % then count will not be incremented when a number occurs 5 times or odd any number of times and in 5 there will be 2 pairs so instead writing if statement just write count=count+flag[i]/2
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if u will use % then count will not be incremented when a number occurs 5 times or odd any number of times and in 5 there will be 2 pairs so instead writing if statement just write count=count+flag[i]/2