More than 5 years have passed since last update.

ずんだの1桁足し算問題 JavaScript編

JavaScript

Last updated at 2018-10-07Posted at 2018-10-07

for (let i = 1; i <= 9; i++) {
  for (let j = 1; j <= 9; j++) {
    const total = i + j;
    console.log(`${i}+${j}=${'~'.repeat(total)}${total}`);
  }
}

※追記
コメントにて @hogefuga さんより、ワンライナーと '~'.repeat(total) での ~ 埋めの方法を教えていただきました。
'~'.repeat(total) に変更する前は ''.padEnd(total, '~') で ~ 埋めをしていました。

出力

1+1=~~2
1+2=~~~3
1+3=~~~~4
1+4=~~~~~5
1+5=~~~~~~6
1+6=~~~~~~~7
1+7=~~~~~~~~8
1+8=~~~~~~~~~9
1+9=~~~~~~~~~~10
2+1=~~~3
2+2=~~~~4
2+3=~~~~~5
2+4=~~~~~~6
2+5=~~~~~~~7
2+6=~~~~~~~~8
2+7=~~~~~~~~~9
2+8=~~~~~~~~~~10
2+9=~~~~~~~~~~~11
3+1=~~~~4
3+2=~~~~~5
3+3=~~~~~~6
3+4=~~~~~~~7
3+5=~~~~~~~~8
3+6=~~~~~~~~~9
3+7=~~~~~~~~~~10
3+8=~~~~~~~~~~~11
3+9=~~~~~~~~~~~~12
4+1=~~~~~5
4+2=~~~~~~6
4+3=~~~~~~~7
4+4=~~~~~~~~8
4+5=~~~~~~~~~9
4+6=~~~~~~~~~~10
4+7=~~~~~~~~~~~11
4+8=~~~~~~~~~~~~12
4+9=~~~~~~~~~~~~~13
5+1=~~~~~~6
5+2=~~~~~~~7
5+3=~~~~~~~~8
5+4=~~~~~~~~~9
5+5=~~~~~~~~~~10
5+6=~~~~~~~~~~~11
5+7=~~~~~~~~~~~~12
5+8=~~~~~~~~~~~~~13
5+9=~~~~~~~~~~~~~~14
6+1=~~~~~~~7
6+2=~~~~~~~~8
6+3=~~~~~~~~~9
6+4=~~~~~~~~~~10
6+5=~~~~~~~~~~~11
6+6=~~~~~~~~~~~~12
6+7=~~~~~~~~~~~~~13
6+8=~~~~~~~~~~~~~~14
6+9=~~~~~~~~~~~~~~~15
7+1=~~~~~~~~8
7+2=~~~~~~~~~9
7+3=~~~~~~~~~~10
7+4=~~~~~~~~~~~11
7+5=~~~~~~~~~~~~12
7+6=~~~~~~~~~~~~~13
7+7=~~~~~~~~~~~~~~14
7+8=~~~~~~~~~~~~~~~15
7+9=~~~~~~~~~~~~~~~~16
8+1=~~~~~~~~~9
8+2=~~~~~~~~~~10
8+3=~~~~~~~~~~~11
8+4=~~~~~~~~~~~~12
8+5=~~~~~~~~~~~~~13
8+6=~~~~~~~~~~~~~~14
8+7=~~~~~~~~~~~~~~~15
8+8=~~~~~~~~~~~~~~~~16
8+9=~~~~~~~~~~~~~~~~~17
9+1=~~~~~~~~~~10
9+2=~~~~~~~~~~~11
9+3=~~~~~~~~~~~~12
9+4=~~~~~~~~~~~~~13
9+5=~~~~~~~~~~~~~~14
9+6=~~~~~~~~~~~~~~~15
9+7=~~~~~~~~~~~~~~~~16
9+8=~~~~~~~~~~~~~~~~~17
9+9=~~~~~~~~~~~~~~~~~~18

You get articles that match your needs
You can efficiently read back useful information
You can use dark theme

What you can do with signing up