THERE ARE THREE DIFFERENT METHODS FOR SOLVING FACTORIAL PROBLEM WHICH ARE AS FOLLOWS—– METHOD NO-1–>   # include <stdio.h>  int main(){ int c, n, fact = 1;  printf(“PleasevEnter a number to calculate factorialn”); scanf(“%d”, &n);  for (c = 1; c <= n; c++) fact = fact * c;  printf(“Factorial of %d = %dn”, n, fact);  return …

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#include <stdio.h>   int main() { int n, c, k;   printf(“Enter an integer in decimal number systemn”); scanf(“%d”, &n);   printf(“%d in binary number system is:n”, n);   for (c = 31; c >= 0; c–) { k = n >> c;   if (k & 1) printf(“1”); else printf(“0”); }   printf(“n”);   …

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