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i don't understand why wa.plz help me.

#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#define max 100000

int main()
{
long a[max];
int i,j,l,m=0,check=0,check1=0,check2=0,k1check=0,k2check=0,in=0;
double totalup=0,totaldown=0,neutral=0,k1=1,k=1;

while(1)
{
scanf("%ld",&a[0]);
if ...

this is my code.i dont understand why wa.plz help me.

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

main()
{
char t[200],t1[200],t2[200],t3[200],t4[200];
char t5[200];
int i,j,k,m=0,n=0,l,check=0,check1=0,k1=0,k2=0,m1=0,m2=0,m3=0,m4=0;
char s[200];
int k3,k4;
long p;
p=atol(gets(s ...