
Python中组合数据类型常用语句的有哪些?
双重循环打印输出99乘法表

i=0 #外层循环while i < 9:i += 1j = 0 #内层循环while j < 9:j += 1print(i,"*",j,"=",(j*j),end=" ")print()
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1 * 1 = 1 1 * 2 = 4 1 * 3 = 9 1 * 4 = 16 1 * 5 = 25 1 * 6 = 36 1 * 7 = 49 1 * 8 = 64 1 * 9 = 812 * 1 = 1 2 * 2 = 4 2 * 3 = 9 2 * 4 = 16 2 * 5 = 25 2 * 6 = 36 2 * 7 = 49 2 * 8 = 64 2 * 9 = 813 * 1 = 1 3 * 2 = 4 3 * 3 = 9 3 * 4 = 16 3 * 5 = 25 3 * 6 = 36 3 * 7 = 49 3 * 8 = 64 3 * 9 = 814 * 1 = 1 4 * 2 = 4 4 * 3 = 9 4 * 4 = 16 4 * 5 = 25 4 * 6 = 36 4 * 7 = 49 4 * 8 = 64 4 * 9 = 815 * 1 = 1 5 * 2 = 4 5 * 3 = 9 5 * 4 = 16 5 * 5 = 25 5 * 6 = 36 5 * 7 = 49 5 * 8 = 64 5 * 9 = 816 * 1 = 1 6 * 2 = 4 6 * 3 = 9 6 * 4 = 16 6 * 5 = 25 6 * 6 = 36 6 * 7 = 49 6 * 8 = 64 6 * 9 = 817 * 1 = 1 7 * 2 = 4 7 * 3 = 9 7 * 4 = 16 7 * 5 = 25 7 * 6 = 36 7 * 7 = 49 7 * 8 = 64 7 * 9 = 818 * 1 = 1 8 * 2 = 4 8 * 3 = 9 8 * 4 = 16 8 * 5 = 25 8 * 6 = 36 8 * 7 = 49 8 * 8 = 64 8 * 9 = 819 * 1 = 1 9 * 2 = 4 9 * 3 = 9 9 * 4 = 16 9 * 5 = 25 9 * 6 = 36 9 * 7 = 49 9 * 8 = 64 9 * 9 = 81
i=0 #外层循环while i < 9:i += 1j = 0 #内层循环while j < i:#每行显示几个乘法,取决于第几行j += 1print(i,"*",j,"=",(j*j),end=" ")print()
1 * 1 = 12 * 1 = 13 * 1 = 1 3 * 2 = 44 * 1 = 1 4 * 2 = 4 4 * 3 = 95 * 1 = 1 5 * 2 = 4 5 * 3 = 9 5 * 4 = 166 * 1 = 1 6 * 2 = 4 6 * 3 = 9 6 * 4 = 16 6 * 5 = 257 * 1 = 1 7 * 2 = 4 7 * 3 = 9 7 * 4 = 16 7 * 5 = 25 7 * 6 = 368 * 1 = 1 8 * 2 = 4 8 * 3 = 9 8 * 4 = 16 8 * 5 = 25 8 * 6 = 36 8 * 7 = 499 * 1 = 1 9 * 2 = 4 9 * 3 = 9 9 * 4 = 16 9 * 5 = 25 9 * 6 = 36 9 * 7 = 49 9 * 8 = 64 9 * 9 = 81
for i in range (1,10):for j in range (1,j+1):print(j,"*",i,"=",(i*j),end=" ")print()
1 * 1 = 12 * 1 = 13 * 1 = 1 3 * 2 = 44 * 1 = 1 4 * 2 = 4 4 * 3 = 95 * 1 = 1 5 * 2 = 4 5 * 3 = 9 5 * 4 = 166 * 1 = 1 6 * 2 = 4 6 * 3 = 9 6 * 4 = 16 6 * 5 = 257 * 1 = 1 7 * 2 = 4 7 * 3 = 9 7 * 4 = 16 7 * 5 = 25 7 * 6 = 368 * 1 = 1 8 * 2 = 4 8 * 3 = 9 8 * 4 = 16 8 * 5 = 25 8 * 6 = 36 8 * 7 = 499 * 1 = 1 9 * 2 = 4 9 * 3 = 9 9 * 4 = 16 9 * 5 = 25 9 * 6 = 36 9 * 7 = 49 9 * 8 = 64 9 * 9 = 81
