Pass row by row array

#include <iostream>
using namespace std;

void readData();
int calTotMarks(int[]);
void display();

const int STUDENTS = 5;

int studMarks[STUDENTS][5], totMarks[STUDENTS];

int main()
{
    readData();
    for(int i=0; i<STUDENTS; i++) //pass row by row array
        totMarks[i] = calTotMarks( studMarks[i] );
    display();
}

void readData()
{
    cout << "Enter 5 marks for each student:\n";
    for(int i=0; i<STUDENTS; i++)
    {
        cout << "Student " << i+1 << " : ";
        for(int j=0; j<5; j++)
            cin >> studMarks[i][j];
    }
}

int calTotMarks(int subject[])
{
    int total=0;
    for(int i=0; i<5; i++)
        total += subject[i];
    return total;
}

void display()
{
    cout << "\nStudent\tMark1\tMark2\tMark3\tMark4\tMark5\tTotalMarks\n";
    for(int i=0; i<STUDENTS; i++)
    {
        cout << i+1 << "\t" ;
        for(int j=0; j<5; j++)
            cout  << studMarks[i][j] << "\t";
        cout << totMarks[i] << endl;
    }
}