【单选题】1、（2分）下列代码中，输出结果是？（ ）#includeiostream using namespace std; int func(int x, int y) { int a = x, b = y; int t; t = a; a = b; b = t; cout a " " b " "; } int main() { int c, d; c = 12; d = 24; func(12, 24); cout c " " d endl; }A、12 24 24 12 B、24 12 12 24 C