#include <iostream>using namespace std; int main() { for (int i = 31; ~i; --i) cout<<i<<" "; return 0;}
Standard input is empty
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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