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【PHP初級㉞】for文応用6

Last updated at Posted at 2022-07-30

[問題]  (参照:http://www.cc.kyoto-su.ac.jp/~mmina/bp1/hundredKnocksPrimary.html)

整数値を入力させ、1から9まで、入力値と入力値+1以外を表示するプログラムを作成せよ。入力値が9の場合は9のみ表示しない。

コード

$a = intval(fgets(STDIN));
for($m = 1; $m <= 9; $m++){
    if($m <> $a && $m <> $a+1){
        echo $m,PHP_EOL;

    }
}

↓「7」を入力

結果

1
2
3
4
5
6
9
1
0
0

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