lithef 說
15 years ago
午安
lithef 說
15 years ago
A=a; B=b;
lithef 說
15 years ago
A=2A+2B ;
lithef 說
15 years ago
B=A-B ;
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lithef 說
15 years ago
A=A-B ; //A=b
lithef 說
15 years ago
B=( B-A )/2 ; //B=a