摘要： #include #include #include #include #include #include using namespace std; #define ll long long const int N =1e5+9; int t,n,a[N]; int b[50]; /* 要想两个数的异或结果比两者都大 必须两数的首位都为1，其他位... 阅读全文

摘要： At 0 second, the LED light is initially off. After BaoBao presses the button 2 times, the LED light turns on and the value of the counter changes to 1 阅读全文

摘要： #define ll long long const int N =1e5+9; int t; ll ans,tmp; char s[N]; int main() { scanf("%d",&t); while(t--) { scanf("%s",s); int l=strlen(s)... 阅读全文

摘要： In computability theory, the halting problem is the problem of determining, from a description of an arbitrary computer program, whether the program w 阅读全文