L1-003. 个位数统计
######问题描述:
java代码:
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner input =
new Scanner(System.
in);
String arr = input.next();
int[] n =
new int[
10];
for (
int i=
0;i<arr.length();i++){
n [arr.charAt(i)-
'0']++;
}
for (
int i=
0; i<n.length;i++){
if(n[i]!=
0){
System.
out.println(i+
":"+n[i]);
}
}
}
}
测试结果
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