# include<iostream> # include<cstring> # include<cmath> using namespace std; int main(){ string a; getline(cin,a); int len=a.length(); int cnt=0,t=0; for(int i=0;i<len;i++){ if(a[i]!=' ') cnt++; if(a[i]==' '||i==len-1){ t+=cnt; for(int j=1;j<=cnt;j++) cout<<a[t-j]; if(i != len - 1) cout << a[i]; t++; cnt = 0; } } if(a[len-1] ==' ') cout << endl; return 0; }