#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); ++i)
#define srep(i,s,t) for (int i = s; i < t; ++i)
#define drep(i,n) for(int i = (n)-1; i >= 0; --i)
using namespace std;
typedef long long int ll;
typedef pair<int,int> P;
#define yn {puts("YES");}else{puts("NO");}
#define MAX_N 200005

int main() {
    string s;
    cin >> s;
    int cnt[1000] = {};
    int place[1000] = {};
    rep(i,s.size()){
        cnt[s[i]]++;
        place[s[i]] = i + 1;
    }
    rep(i,1000){
        if(cnt[i] == 1) cout << place[i] << ' ' << (char)i << endl;
    }
    return 0;
}