gistfile1.txt

//Lab 5
//Joshua Held
//Wed pm embedded programing spring

#include<stdio.h>
#include<conio.h>
#include<math.h>
#define null '\0'
/*
int stringlength(char *arrayaddress);
main(){
   char myarray[100];
   printf("Enter phrase:");
   gets(myarray);
   printf("The phrase is %d chars long", stringlength(myarray));
   while(!kbhit()){}
}

int stringlength(char *arrayaddress){
   int x=0;
   while(arrayaddress[x++]!=null){}
   return(x-1);
}
*/
/*
int stringlength(char *arrayaddress);
main(){
   char myarray[100];
   printf("Please enter a phrase:");
   gets(myarray);
   printf("The phrase is %d chars long", stringlength(myarray));
   while(!kbhit()){}
}

int stringlength(char*arrayaddress){
   int x=0;
   while(arrayaddress[x++]!=null){}
   return(x-1);
}

void printvertical(char *myarray);

main(){
   char myarray[100];
   printf("Enter a phrase");
   gets(myarray);
   printvertical(myarray);
   while(!kbhit()){}
}

void printvertical(char *myarray){
   int x=0;
   while(myarray[x]!=null){
      printf(" %c\n", myarray[x]);
      x++;
   }
}
*/
/*
//#2
void printbackwards(char *myarray);

main(){
   char myarray[100];
   printf("Enter a phrase \n");
   gets(myarray);
   printbackwards(myarray);
   while(!kbhit()){}
}

void printbackwards(char *myarray){
   int x=0;
   while(myarray[x]!=null){
      x++;
   }
   for(x;x>=0;x--){
      printf(" %c", myarray[x]);
   }
}
*/

/*
// #3
void printbackwards(char *myarray);
int stringlength(char *arrayaddress);
void printvertical(char *myarray);

main(){
   char myarray[100];
   printf("Enter a phrase ");
   gets(myarray);
   printf("String length is %d \n", stringlength(myarray));
   printvertical(myarray);
   printbackwards(myarray);
   while(!kbhit()){}
}

void printvertical(char *myarray){
   int x=0;
   while(myarray[x]!=null){
      printf(" %c\n", myarray[x]);
      x++;
   }
}

void printbackwards(char *myarray){
   int x=0;
   while(myarray[x]!=null){
      x++;
   }
   for(x;x>=0;x--){
      printf(" %c", myarray[x]);
   }
}

int stringlength(char*arrayaddress){
   int x=0;
   while(arrayaddress[x++]!=null){}
   return(x-1);
}

*/

/*
main(){
   int x, y=1, z;
   printf("How many number of prime numbers would you like to see?");
   scanf(" %d", &y);
   while(z!=y){
      if(x(prime) ){
         z++;
         printf (prime)
   
   //for(x=1; x==y; x++){
   //   if(x%x==1){
  */       

//#4


int prime(int x);

main(){
   int y,x,z;
   printf("Enter the number of Prime numbers you would like to see ");
   scanf(" %d", &x);
   for( y=1; y<=x; y++){
      while(!prime(z)){
         z++;
      }
      printf(" %d", z++);
   }
   while(!kbhit()){}
}

int prime(int x){
   int cnt=2;
   while(cnt<x-1){
      if(!(x%cnt)){
         return(0);
      }
      cnt++;
   }
   return(1);
}