OJ Board

please help, i don't know why it gets TL ;


bool arr[100010];
int main()
{
int s, b, l, r;
bool flag;
scanf("%d %d",&s,&b);
while(s!=0 && b!=0){
fill(arr,arr+s+1,1);
for(int i=1;i<=b;i++){
scanf("%d %d",&l,&r);
flag=1;
if(l==1)
printf("* ");
else{
for(int c=l-1;c>=1;c--)
if(arr[c]&1 ...

i don't know why it gets TL !! anybody please help
bool arr[100010];

int main()
{
freopen("in.txt","r",stdin);
int s, b, l, r;
bool flag;
scanf("%d %d",&s,&b);
while(s!=0 && b!=0){
fill(arr,arr+s+1,1);
for(int i=1;i<=b;i++){
scanf("%d %d",&l,&r);
flag=1;
if(l==1)
printf("* ");
else ...