题目内容

There is a definition: int a = 1, b = 2, c = 3;the statement whose execution effect is different from the other three is ( )

A. if(a>b) c=a,a=b,b=c;
B. if(a>b) {c=a,a=b,b=c;}
C. if(a>b) c=a;a=b;b=c;
D. if(a>b) {c=a;a=b;b=c;}

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