#include <bits/stdc++.h>
using namespace std;
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
// freopen("lcs.inp","r",stdin);
// freopen("lcs.out","w",stdout);
int a, b, c; cin >> a >> b >> c;
if(min(b, c) <= a){
for(int i = 0; i < c + b; i++) cout << "0";
cout << endl;
for(int i = 0; i < c; i++) cout << "0";
for(int i = 0; i < a; i++) cout << "1";
cout << endl;
for(int i = 0; i < a; i++) cout << "1";
for(int i = 0; i < b; i++) cout << "0";
}else{
for(int i = 0; i < c; i++) cout << "0";
for(int i = 0; i < b; i++) cout << "1";
cout << endl;
for(int i = 0; i < a; i++) cout << "1";
for(int i = 0; i < c; i++) cout << "0";
cout << endl;
for(int i = 0; i < a + b; i++) cout << "1";
}
return 0;
}
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