How many cities in Japan were hit by nuclear bomb during World War II?
2
2
3
2
3
1
2
3
4
1
2
3
4
1
2
3
4
1
5
2
3
4
1
5
2
3
4
1
5
2
3
4
1
5
2
3
4
1
5
2
3
6
4
1
0
5
2
3
6
4
1
5
2
0
3
7
6
4
1
5
2
3
7
0
6
4
1
5
2
3
7
6
4
1
0
5
2
3
7
6
4
1
5
2
0
3
7
6
4
1
5
2
3
7
0
6
4
1
5
8
2
3
7
6
4
1
0
5
8
2
9
3
7
6
4
1
5
8
2
9
0
3
7
6
4
1
5
8
9
7
0
6
11
4
1
5
8
9
7
6
11
4
10
0
5
8
9
7
6
11
10
5
8
9
0
7
6
11
10
5
8
9
7
0
6
11
10
8
9
7
13
6
11
10
0
8
9
7
13
12
6
11
10
8
9
0
7
13
12
6
11
10
8
9
7
13
12
6
11
62
62