#include #include using namespace std; #include /* [CHALLENGE] Simple ATM machine User input a card number with maximum length of 6 numbers and a pi number with maximum lenght of 4 numbers (both can start with 0!). Maximum withdrawal is $24000?. You may use only 200, 1000, 2000, 5000 $ bills. In the end you should output how much the user withdrow and in which bills he got his money. ?? Allowed language is C++ only to make it more interesting */ bool Isdigits(string s) { for (int n = 0; n < s.length(); n++) if (!isdigit( s[n])) return false; return true; } void countBills(int sum) { int bils[4] = {200, 1000, 2000, 5000}; int nmbbils[4] = {0,0,0,0}; //we must round the sum up to 200 bills if (sum%200 !=0) sum=(sum/200+1)*200; // cout<<"The withdraw amount will be : " <=0;i--) { nmbbils[i]=sum/bils[i]; if (nmbbils[i]>0) { cout<> snumber; cout<<"Your pi (max.4 digits) :"<> spi; cout<<"Amount for withdrawing (max. $24000 ) :"<> ssum; //check of the data if ((!Isdigits(snumber)) || ((snumber.length()<1)||(snumber.length()>6))) {cout<<"Use 1-6 digits as your card number"<4))) {cout<<"Use 1-4 digits as your PIN"<5))) {cout<<"Use 1-5 digits as amount of money "<24000) {cout<<"The withdrawal must be up 24 000 "<>r; if(!((r=='y') || (r=='Y'))) return; } } while (!ok); countBills(sum); } int main() { // your code goes here InputFromATM(); return 0; }

CHALLENGE Simple ATM machine