c语言读程序题,正确答案是c,为啥输出从0开始啊,会的博主可以教教我吗。
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- qzjhjxj 2021-09-04 10:31关注
递进的顺序:n = 5 ==> fun(n-1) ==> n = 4 ==> fun(n-1) ==> n = 3 ==>fun(n-1) ==> n = 2 ==> fun(n-1) ==> n = 1 ==> fun(n-1) ==> n = 0 回归的顺序: 0 <== printf("%d",n) <== n=0 <== 1 <== printf("%d",n) <== n = 1 <== 2 <== printf("%d",n) <== n = 2 <== 3 <== printf("%d",n) <== n = 3 <== 4 <== printf("%d",n) <== n = 4 <== 5 <== printf("%d",n) <== n = 5 <==
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