#include<iostream> #define max 1000 using namespace std; void clear(int* tab){ for (int i = 0; i < max; ++i){ tab[i] = 0; } } int main(){ int portfel[max], n, bucks; long long sum = 0; cin >> n; clear(portfel); for (int i = 0; i < n; ++i){ cin >> bucks; sum += bucks; portfel[bucks]++; } if (n == 1 && sum % 2 == 1){ cout << "NIESTETY"; } else{ if (sum % 2 != 0){ for (int i = 0; i < max; i += 2){ if (portfel[i] != 0){ sum -= (i+1); break; } } } cout << sum << endl; } return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | #include<iostream> #define max 1000 using namespace std; void clear(int* tab){ for (int i = 0; i < max; ++i){ tab[i] = 0; } } int main(){ int portfel[max], n, bucks; long long sum = 0; cin >> n; clear(portfel); for (int i = 0; i < n; ++i){ cin >> bucks; sum += bucks; portfel[bucks]++; } if (n == 1 && sum % 2 == 1){ cout << "NIESTETY"; } else{ if (sum % 2 != 0){ for (int i = 0; i < max; i += 2){ if (portfel[i] != 0){ sum -= (i+1); break; } } } cout << sum << endl; } return 0; } |