In this program, we are going to share a Java Program for Coin Change. If you are a Java beginner and want to start learning the Java programming, then keep your close attention in this tutorial as I am going to share how to write a Java Program for Coin Change.
Copy the below Java program and execute it with the help of Javac compiler. At the end of this program, We have shared the output of this program.
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import java.util.Arrays; class CoinChange { static long countWays(int S[], int m, int n) { long[] table = new long[n+1]; Arrays.fill(table, 0); table[0] = 1; // Pick all coins one by one and update the table[] // values after the index greater than or equal to the value of the picked coin for (int i=0; i<m; i++) for (int j=S[i]; j<=n; j++) table[j] += table[j-S[i]]; return table[n]; } public static void main(String args[]) { int arr[] = {1, 2, 3}; int m = arr.length; int n = 4; System.out.println(countWays(arr, m, n)); } } |
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