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- // 2019/12/29(日)、30(月)
- import java.util.Scanner;
- public class NabeatsuNoStr {
- public static void main(String[] args) {
- // Scanner scanner = new Scanner(System.in);
- int num = 400;
- int numWhile = num;
- numWhile /= 10;
- int count = 0;
- int numFor1;
- int numFor2;
- boolean isHit = false;
- while (numWhile >= 1) { // 10の指数の上限countを求める
- count++;
- numWhile /= 10;
- }
- for (int i = 1; i <= num; i++) {
- if (i % 3 == 0) { // 3の倍数の時感嘆符
- System.out.println(i + "!");
- } else {
- for (int j = 0; j <= count; j++) {
- numFor1 = i % (int)Math.pow(10, j + 1);
- numFor2 = (int)Math.pow(10, j);
- if (numFor1 >= 3 * numFor2 && numFor1 <= 4 * numFor2 - 1) { // 3が付く場合も感嘆符
- System.out.println(i + "!");
- isHit = true;
- }
- }
- if (!isHit) { // どちらでもなければ感嘆符無し
- System.out.println(i);
- }
- isHit = false;
- }
- }
- }
- }
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