hàm tính tổng de quy
DESCRIPTION
de quyTRANSCRIPT
public static int Tong(int n) { if(n==0) return n; else return (n+Tong(n-1)); }public static int Tong(int n) { int s=0; for(int i=0;i
DESCRIPTION
de quyTRANSCRIPT
public static int Tong(int n) { if(n==0) return n; else return (n+Tong(n-1)); }public static int Tong(int n) { int s=0; for(int i=0;i