vb题,For i=1 to 2 for j=1 to 2 for k=1 to jvb题,For i=1 to 2for j=1 to 2for k=1 to ja=a+2next knext jnext i最后变量a的值为10,怎么算,
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![vb题,For i=1 to 2 for j=1 to 2 for k=1 to jvb题,For i=1 to 2for j=1 to 2for k=1 to ja=a+2next knext jnext i最后变量a的值为10,怎么算,](/uploads/image/z/6972291-27-1.jpg?t=vb%E9%A2%98%2CFor+i%3D1+to+2+for+j%3D1+to+2+for+k%3D1+to+jvb%E9%A2%98%2CFor+i%3D1+to+2for+j%3D1+to+2for+k%3D1+to+ja%3Da%2B2next+knext+jnext+i%E6%9C%80%E5%90%8E%E5%8F%98%E9%87%8Fa%E7%9A%84%E5%80%BC%E4%B8%BA10%2C%E6%80%8E%E4%B9%88%E7%AE%97%2C)
vb题,For i=1 to 2 for j=1 to 2 for k=1 to jvb题,For i=1 to 2for j=1 to 2for k=1 to ja=a+2next knext jnext i最后变量a的值为10,怎么算,
vb题,For i=1 to 2 for j=1 to 2 for k=1 to j
vb题,
For i=1 to 2
for j=1 to 2
for k=1 to j
a=a+2
next k
next j
next i
最后变量a的值为10,怎么算,
vb题,For i=1 to 2 for j=1 to 2 for k=1 to jvb题,For i=1 to 2for j=1 to 2for k=1 to ja=a+2next knext jnext i最后变量a的值为10,怎么算,
①i=1 当j=1时
k=1 a=0+2=2
当j=2 时,
k=1 a=2+2=4
k=2 a=4+2=6
②i=2 当j=1时,
k=1 a=6+2=8
当j=2时
k=1 → a=8+2=10
k=2 → a=10+2=12
得 a=12为结果