Hello Programmer .. 👋 Lets brush up the skills. Array remove duplicate Decimal to Binary then interchange 0 to 1 Three int Type different Array find 5 Max Int. Reverse first 4 Int from an array a[]={1,2,3,,4,5,6,7,8} num of array whose sum is 4 {a,b,c,d,f} No of Permutation of array