Ex5.2

#include <stdio.h>

#define N 1000

int main () {
    int day[N], month[N], year[N],
        minBegin[N], hrBegin[N],
        minEnd[N], hrEnd[N];
    char cls[N][30], subject[N][100];
    char isStop = 'y';
    int i = 0;
    while (isStop != 'n' && isStop != 'N') {
        printf("\nPlease enter the class' info:\n");
        printf("Date: ");
        scanf("%d%*c%d%*c%d", &day[i], &month[i], &year[i]);
        while (getchar() != '\n');
        printf("Class name: ");
        scanf("%[^\n]", cls[i]);
        while (getchar() != '\n');
        printf("Subject name: ");
        scanf("%[^\n]", subject[i]);
        while (getchar() != '\n');
        printf("Begin time (e.g: 8:30): ");
        scanf("%d%*c%d", &minBegin[i], &hrBegin[i]);
        while (getchar() != '\n');
        printf("Finish time (e.g: 8:30): ");
        scanf("%d%*c%d", &minEnd[i], &hrEnd[i]);
        while (getchar() != '\n');
        printf("Do you want to continue? ([Y]es/[N]o) ");
        isStop = getchar();
    }
}