B1
#include <bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin>>n;
int a[51];
for(int i = 0 ; i <= n ; ++i)
cin>>a[i];
for(int i = 0 ; i <= n ; i++)
{
for(int j = i + 1 ; j < i + 2 ; j++ )
{
if(a[j] - a[i] == 1 )
{
if(a[i] + a[j] == a[n])
cout<<a[i]<<" "<<a[j]<<endl;
}
}
}
int sum = 0 , k, max = 0;
for(int i = 0 ; i < n ; i++)
{
for(int j = 0 ; j <= i ; j++ )
{
sum = sum + a[j];
if(sum > max)
{
max = sum;
k = i;
}
}
}
cout<<k;
return 0;
}
B2
#include <bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin>>n;
double a[n];
for(int i = 0 ; i <= n ;i++)
cin>>a[i];
double X;
cout<<"X:";
cin>>X;
double Max = X;
int count = 0;
for(int i = 0 ; i <= n ;i++)
{
if(Max > a[i])
count++;
}
cout<<count<<endl;
bool k;
for(int i = 0 ; i <= n ;i++)
{
if(a[i] > a[i+1])
{
k == false;
break;
}
}
if(k == 0)
{
cout<<"Mang chua theo thu tu tang dan"<<endl;
for(int i = 0 ; i <= n - 1 ; i++)
{
for(int j = i + 1 ; j <= n ; j++)
{
if(a[i] > a[j])
{
double t = a[i];
a[i] = a[j];
a[j] = t;
}
}
}
for(int i = 0 ; i <= n ; i++)
cout<<a[i]<<" ";
}
return 0;
}
