回答編集履歴
1
先頭に 0 が来ないコードを追加
test
CHANGED
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@@ -33,3 +33,53 @@
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33
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```
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先頭に 0 が来ないようにするにはどうしたらよいと思いますか？
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36
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+
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37
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38
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39
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**追記**
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40
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41
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先頭に 0 が来ないようにすると、
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42
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43
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```Java
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45
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class Game {
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46
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public static void main(String[] args) {
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48
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49
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int answer[] = new int[4];
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50
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51
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int num[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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52
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53
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int n = num.length - 1;
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54
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int r = (int)(Math.random() * n) + 1;
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58
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answer[0] = num[r];
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60
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num[r] = num[n];
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63
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64
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for (int i = 1; i < answer.length; i++) {
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66
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r = (int)(Math.random() * n);
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68
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answer[i] = num[r];
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70
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num[r] = num[--n];
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72
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}
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75
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for (int i = 0; i < answer.length; i++)
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76
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System.out.print(answer[i]);
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78
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System.out.println();
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80
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81
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}
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}
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84
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85
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```
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