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/*
Program to calculate trip and plan flights
*/
#define TRIP 6
#define DEST 1
#include <stdio.h>

int error_dest(int type_num, int cont_num, int dest_code, int check);


int main(void)
{
  int check, type_num, cont_num, index, i, dest_code, trip_num, row, ...

#include<stdio.h>
#include<conio.h>
void main()
{
  int a,b,c;
  char ch;
  printf("Enter value of a and b");
  scanf("%d %d",&a,&b);
  printf("Enter choice of operation");
  scanf("%c",&ch);// **Here this statment is not able ...