摘要:
#includeusing namespace std;#define inf 0x3f3f3f3fconst int maxn=1e5+9;#define LL long longint e_gcd(int a,int b,int & x,int &y){ i... 阅读全文
摘要:
#includeusing namespace std;#define inf 0x3f3f3f3fconst int maxn=1e5+9;int e_gcd(int a,int b,int &x,int &y){ if(!b){ x=1; y=0; retu... 阅读全文