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代码有错吗?#include <cstdio>
#include <iostream>
int main()
{
unsigned int r, x, y;
//scanf("%x,%d,%d", &r, &x, &y);
std::cin>>std::hex>>r;
std::cin.get();
std::cin>>x;
std::cin.get();
std::cin>>y;
r&=~(1L<<x);
r|=6L<<(y-2);
r&=~(1L<<(y-2));
std::cout<<std::hex<<r;
return 0;
}
两种输入方式,为什么这种总说答案错误,注释掉的c方式结果正确?
我用自己的编译器得到的结果是一样的
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