Only 4 out of 9 test cases got passed
Increasing decreasing series
#include
using namespace std;
int main()
{
int n;
cin>>n;
if(n<1000 && n>0)
{
long long int a[n];
for(int i=0;i<n;i++)
{
long long int p;
cin>>p;
if(p>0 && p<1000000000)
{
a[i]=p;
}
}
int icounter,dcounter,inc,dec;
inc=0;
icounter=0;
dcounter=0;
dec=0;
for(int i=1;i<=n;i++)
{
if(a[i]>a[i-1])
{
icounter++;
inc=1;
}
else
{
icounter++;
break;
}
}
for(int i=icounter;i<n;i++)
{
if(a[i]<a[i-1])
{
dcounter++;
// dec=1;
}
else
{
break;
}
}
// cout<<icounter<<" "<<dcounter;
if(dcounter==(n-icounter))
{
dec=1;
}
if(icounter==1 && dcounter==(n-icounter) )
{
inc=1;
}
if(dcounter==(n-1))
{
dec=1;
}
// cout<<inc<<" "<<dec;
if(inc==1 && dec==1)
{
cout<<"true";
}
else
{
cout<<"false";
}
}
return 0;
}