Input value from terminal to c

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
   int rings;
   if(argc != 2) {
       printf("Usage: %s number-of-rings\n",argv[0]);
       return 1;
   }

   rings = atoi(argv[1]);
   printf("Using number-of-rings = %d\n", rings);
...

   return 0;
}

Source: stackoverflow.com

Input value from terminal to c

int main(int argc, char* argv[]){/*...*/}

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