#include <stdio.h>
int main(void) {
int x,y,a,b,t;
char k;
scanf("%d%c%d",&x
,&k
,&y
); a=x,b=y,t=x,x=y,y=t;
printf("交换后x=%d,y=%d,t=%d",x
,y
,t
); return 0;
}
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