/* i wrote this code for my studies and its not working i am gerring an Error called undefinde refrensec to find lowest */ #include #include //to format output using namespace std; //function prototype void getMARKS(int &lapmarks); void avgGRADEDISP(int, int, int, int); double findLowest(double, double, double, double); int main() { //declare variable to store user input //for 5 test scores int lapmark1, lapmark2,lapmark3, lapmark4; //call function getMARKS () 4 times getMARKS(lapmark1); getMARKS(lapmark2); getMARKS(lapmark3); getMARKS(lapmark4); //call function calcAverage() to display average avgGRADEDISP(lapmark1, lapmark2, lapmark3, lapmark4); //return 0 to mark successful termination of program return 0; } void getMARKS(int &lapmarks) { //prompt user to enter lapmark and read //from keyboard cout << "Please enter lapmark1: \n"; cin >> lapmarks; //validate input using while loop while(lapmarks < 0 || lapmarks > 100) { //print error message cout << "Please enter score within range!\n"; cin >> lapmarks; } } void avgGRADEDISP(int lapmark1, int lapmark2, int lapmark3, int lapmark4) { // print output message directly // and call findLowest() directly // divide by 4.0 to prevent integer division cout << "Average lapmarks is "; cout << ((lapmark1+lapmark2+lapmark3+lapmark4)-findLowest(lapmark1,lapmark2,lapmark3,lapmark4))/4.0<< endl; } double findLowest(double lapmark1, double lapmark2, double lapmark3, double lapmark4) { // if we use for loop it will be more easier. if( lapmark1 <= lapmark2 && lapmark1 <= lapmark3 && lapmark1 <= lapmark4 ) { return lapmark1; } else if( lapmark2 <= lapmark1 && lapmark2 <= lapmark3 && lapmark2 <= lapmark4 ) { return lapmark2; } else if( lapmark3 <= lapmark1 && lapmark3 <= lapmark2 && lapmark3 <= lapmark4 ) { return lapmark3 ; } else { return lapmark4; } //use if/else statements to find lowest //score and return it /*if(average=0 || average <=49) cout<<" your rade is F and GPA is 0"<

Error Resolved for undefined referance.