List of common functions used in COMSC-165.

comsc-165-common-lib.c

int readInt();
char readChar();
float readFloat();
string readWord();
string readLine();

void swapInt(int &a, int &b);
void swapChar(char &a, char &b);
void swapFloat(float &a, float &b);
void swapString(string &a, string &b);

int readInt() {
    int input;
    cin >> input;
    while (cin.fail()) {
        cin.clear();
        cin.ignore();
        cin >> input;
    }
    
    cin.ignore();
    return input;
}

char readChar() {
    char input;
    cin >> input;
    while (cin.fail()) {
        cin.clear();
        cin.ignore();
        cin >> input;
    }
    
    cin.ignore();
    return input;
}

float readFloat() {
    float input;
    cin >> input;
    while (cin.fail()) {
        cin.clear();
        cin.ignore();
        cin >> input;
    }
    
    cin.ignore();
    return input;
}

string readWord() {
    string input;
    cin >> input;
    while (cin.fail()) {
        cin.clear();
        cin.ignore();
        cin >> input;
    }
    
    cin.ignore();
    return input;
}

string readLine() {
    string input;
    getline(cin, input);
    return input;
}

void swapInt(int &a, int &b) {
    int temp = a;
    a = b;
    b = temp;
}

void swapChar(char &a, char &b) {
    char temp = a;
    a = b;
    b = temp;
}

void swapFloat(float &a, float &b) {
    float temp = a;
    a = b;
    b = temp;
}

void swapString(string &a, string &b) {
    string temp = a;
    a = b;
    b = temp;
}