[单选题]

有以下程序:

include<stdio.h>

include<string.h>

main( )

{ char a[5][10]={"china","beijing","you","tiananmen","welcome");

int i,j;char t[10];

for(i=0;i<4;i++)

for(j=i+1;j<5;j++)

if(strcmp(a[i],a[j]>O)

{strcpy(t,a[i]);strepy(a[i],a[j]);strcpy(a[j],t)};

puts(a[3]);

}

程序运行后的输出结果是( )。

A.beijing

B.china

C.welcome

D.tiananmen

参考答案与解析:

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