A method :( three variables)
int A = 0;
int B = 2;
int. 3 = C;
A = B;
B = C;
C = A;
Method II :( XOR)
int = A 2;
int = B . 3;
A = A ^ B;
B = A ^ B;
A = A ^ B;
Exchange two numbers (C language)
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Origin blog.csdn.net/cirmehands/article/details/104893735
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