Thread: try catch throw in c++

ZZZZ

Code:

#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <iostream>
int func(void);
void func2(void);

int func(void)
{
    int total1,seconds,minutes;
   do{
        try
        {
            system ("cls");
            printf("\nTask 4: Time count\n");
            printf("==================\n");
            printf("Please enter how many minutes to count down <5 minutes or less>:");
            scanf("%d",&minutes);
            if(minutes>=0&&minutes<6)
              {
                    printf("\n%02d:00\n",minutes);
                    _sleep(100);
                    minutes--;
                    for(;minutes>=0;minutes--) 
                    {  
                       for(seconds=59;seconds>=0;seconds--)
                      {  
                       printf("%02d:%02d\n",minutes,seconds);
                       _sleep(100);
                      }
                     }
                     _sleep(100);
              }
              else
           {
            system ("cls");
            throw "out of range";
            } 
            
            }
        
        catch (const char *e)
        {
         
         std ::cerr <<e<<std::endl;;   
        } 
        _sleep(100);
    }while(minutes>=6||-1>minutes); 
}

int main()
{
    func();
    return (0);
    
}