매일코테
백준 4단계 no.4
공주맛밤
2022. 7. 22. 11:43
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int[] arr1 = new int[10];
int[] arr2 = new int[42];
int count = 0;
for (int i = 0; i < arr1.length; i++) {
arr1[i] = sc.nextInt();
}
for (int j = 0; j < arr1.length; j++) {
int i = arr1[j]%42;
arr2[i]++;
}
for (int k = 0; k < arr2.length; k++) {
if (arr2[k] != 0) {
count++;
}
}
System.out.print(count);
}
}
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