text: Driver Code
code: public static void main ( String [ ] args ) { int arr [ ] = { 1 , 2 , 7 , 5 , 4 } ; int Q [ ] [ ] = { { 2 , 1 } , { 3 , 2 } } ; int N = arr . length ; int M = Q . length ; querySum ( arr , N , Q , M ) ; } }