#include <iostream> #include <string> using namespace std; const string NO_VALID_SOLUTION("NIESTETY"); const unsigned long BEYOND_VALUE = 1001; int main(int argc, char** argv) { unsigned long banknotes_count; unsigned long banknotes_sum = 0; unsigned long lowest_odd_banknote_value = BEYOND_VALUE; unsigned long i; unsigned long current_banknote_value; cin >> banknotes_count; for (i = 0; i < banknotes_count; i++) { cin >> current_banknote_value; banknotes_sum += current_banknote_value; if ((current_banknote_value % 2) && (current_banknote_value < lowest_odd_banknote_value)) { lowest_odd_banknote_value = current_banknote_value; } } unsigned long maximum_payable_sum = (banknotes_sum % 2) ? (banknotes_sum - lowest_odd_banknote_value) : banknotes_sum; if (maximum_payable_sum > 0) { cout << maximum_payable_sum; } else { cout << NO_VALID_SOLUTION; } 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 44 45 46 47 48 | #include <iostream> #include <string> using namespace std; const string NO_VALID_SOLUTION("NIESTETY"); const unsigned long BEYOND_VALUE = 1001; int main(int argc, char** argv) { unsigned long banknotes_count; unsigned long banknotes_sum = 0; unsigned long lowest_odd_banknote_value = BEYOND_VALUE; unsigned long i; unsigned long current_banknote_value; cin >> banknotes_count; for (i = 0; i < banknotes_count; i++) { cin >> current_banknote_value; banknotes_sum += current_banknote_value; if ((current_banknote_value % 2) && (current_banknote_value < lowest_odd_banknote_value)) { lowest_odd_banknote_value = current_banknote_value; } } unsigned long maximum_payable_sum = (banknotes_sum % 2) ? (banknotes_sum - lowest_odd_banknote_value) : banknotes_sum; if (maximum_payable_sum > 0) { cout << maximum_payable_sum; } else { cout << NO_VALID_SOLUTION; } return 0; } |