题解 | 构造C的歪
构造C的歪
https://www.nowcoder.com/practice/56735b3fe2fc4ed5916f5427dc787156
#include <iostream>
using namespace std;
int main() {
int a, b;
cin>>a>>b;
cout<<2*b-a<<endl;
}
// 64 位输出请用 printf("%lld")
构造C的歪
https://www.nowcoder.com/practice/56735b3fe2fc4ed5916f5427dc787156
#include <iostream>
using namespace std;
int main() {
int a, b;
cin>>a>>b;
cout<<2*b-a<<endl;
}
// 64 位输出请用 printf("%lld")
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