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[主观题]
下面程序的功能:将字符数组a中下标值为偶数的元素从小到大排列,其他元素不变。请填空。 inclu
de<stdio. h> include<string. h> main() { char a[]="clanquage", t; int i, j, k; k=strlen(A) ; for(i=0; i<=k-2; i+=2) for(j=i+2;j<k; j+=2) if(【 】) { t=a[i]; a[i]=a[j]; a[j]=t; } puts(A) ; printf("\n"); }
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