#include using namespace std; typedef long long ll; const long long INF = 1LL<<60; ll GCD(ll x,ll y){ if(y == 0) return x; else return GCD(y,x%y); } ll LCM(ll a,ll b){ return a / GCD(a,b) * b; } const int MOD = 1000000007; //void warshall_floyd(int n){ // for(int k=0;k> x; int i = 0; while(true){ if((x+i)%2 != 0){ cout << x+i << endl; break; }else{ i++; } } }