★[학습목표]
구구단 code를 기반으로 다중 반복문(while)의 활용법을 이해한다.
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"""
i=1
while i<=10: # 10회 반복 "1,2,3"
j=1
while j<=3: # 반복 구문 1~3
print(j)
j+=1
print("----")
i+=1
'''
== 정답 v1 완성단계 ==
== 1단 ==
1 * 1 = 1
1 * 2 = 2
1 * 3 = 3
1 * 4 = 4
1 * 5 = 5
1 * 6 = 6
1 * 7 = 7
1 * 8 = 8
1 * 9 = 9
== 2단 ==
2 * 1 = 2
2 * 2 = 4
2 * 3 = 6
2 * 4 = 8
2 * 5 = 10
2 * 6 = 12
2 * 7 = 14
2 * 8 = 16
2 * 9 = 18
== 3단 ==
3 * 1 = 3
3 * 2 = 6
3 * 3 = 9
3 * 4 = 12
3 * 5 = 15
3 * 6 = 18
3 * 7 = 21
3 * 8 = 24
3 * 9 = 27
== 4단 ==
4 * 1 = 4
4 * 2 = 8
4 * 3 = 12
4 * 4 = 16
4 * 5 = 20
4 * 6 = 24
4 * 7 = 28
4 * 8 = 32
4 * 9 = 36
== 5단 ==
5 * 1 = 5
5 * 2 = 10
5 * 3 = 15
5 * 4 = 20
5 * 5 = 25
5 * 6 = 30
5 * 7 = 35
5 * 8 = 40
5 * 9 = 45
== 6단 ==
6 * 1 = 6
6 * 2 = 12
6 * 3 = 18
6 * 4 = 24
6 * 5 = 30
6 * 6 = 36
6 * 7 = 42
6 * 8 = 48
6 * 9 = 54
== 7단 ==
7 * 1 = 7
7 * 2 = 14
7 * 3 = 21
7 * 4 = 28
7 * 5 = 35
7 * 6 = 42
7 * 7 = 49
7 * 8 = 56
7 * 9 = 63
== 8단 ==
8 * 1 = 8
8 * 2 = 16
8 * 3 = 24
8 * 4 = 32
8 * 5 = 40
8 * 6 = 48
8 * 7 = 56
8 * 8 = 64
8 * 9 = 72
== 9단 ==
9 * 1 = 9
9 * 2 = 18
9 * 3 = 27
9 * 4 = 36
9 * 5 = 45
9 * 6 = 54
9 * 7 = 63
9 * 8 = 72
9 * 9 = 81
'''
i = 1
while i <= 9:
j = 1
print("== {}단 ==".format(i))
while j <= 9:
print("{}*{}={}".format(i, j, i*j))
j += 1
i += 1
'''
== 1단 ==
1 * 1 * 1 = 1
1 * 1 * 2 = 2
1 * 1 * 3 = 3
1 * 2 * 1 = 2
1 * 2 * 2 = 4
1 * 2 * 3 = 6
1 * 3 * 1 = 3
1 * 3 * 2 = 6
1 * 3 * 3 = 9
== 2단 ==
2 * 1 * 1 = 2
2 * 1 * 2 = 4
2 * 1 * 3 = 6
2 * 2 * 1 = 4
2 * 2 * 2 = 8
2 * 2 * 3 = 12
2 * 3 * 1 = 6
2 * 3 * 2 = 12
2 * 3 * 3 = 18
== 3단 ==
3 * 1 * 1 = 3
3 * 1 * 2 = 6
3 * 1 * 3 = 9
3 * 2 * 1 = 6
3 * 2 * 2 = 12
3 * 2 * 3 = 18
3 * 3 * 1 = 9
3 * 3 * 2 = 18
3 * 3 * 3 = 27
'''
i = 1
while i <= 3:
j = 1
print("== {}단 ==".format(i))
while j <= 3:
k = 1
while k <= 3:
print("{}*{}*{}={}".format(i, j, k, i*j*k))
k += 1
j += 1
i += 1