/***
Bismillahir Rahmanir Rahim
Read the name of Allah, who created you!!!
Author : Shah Newaj Rabbi Shishir
Department of CSE, City University, Bangladesh.
***/
#include <bits/stdc++.h>
using namespace std;
#define sf scanf
#define pf printf
#define scase sf ("%d",&tc)
#define sn sf ("%d",&n)
#define whilecase while (tc--)
#define eof while (cin >> n)
#define forloop for (pos=1; pos<=tc; pos++)
#define arrayloop (i=0; i<n; i++)
#define cinstr cin >> str
#define getstr getline (cin,str)
#define pcase pf ("Case %d: ",pos)
#define pb push_back
#define in insert
#define llu unsigned long long
#define lld long long
#define U unsigned int
const int MAX = 1000005;
bool prime[MAX];
vector <int> v;
void sieve ()
{
int i,j;
v.pb(2);
prime[0] = prime[1] = true;
for (i=4; i<=MAX; i+=2)
prime[i] = true;
for (i=3; i*i<=MAX; i+=2)
if (!prime[i])
for (j=i*i; j<=MAX; j+=2*i)
prime[j] = true;
for (i=3; i<MAX; i+=2)
if (!prime[i])
v.pb(i);
}
int main (void)
{
/*freopen ("input.txt","r",stdin);
freopen ("output.txt","w",stdout);*/
sieve ();
int tc,l,u,i,len,d,mx,k,ans,x;
sf ("%d",&tc);
while (tc--)
{
sf ("%d %d",&l,&u);
vector <int> F;
if (l <= 2)
{
F.pb(2);
l = 3;
}
if (!(l & 1))
++l;
if (!(u & 1))
--u;
for (i=l; i<=u; i+=2)
if (!prime[i])
F.pb(i);
len = F.size();
if (len < 2)
pf ("No jumping champion\n");
else if (len == 2)
pf ("The jumping champion is %d\n",F[1]-F[0]);
else
{
map <int,int> mp;
map <int,int> :: iterator it;
for (i=1; i<len; i++)
{
d = F[i]-F[i-1];
mp[d]++;
}
mx = k = ans = x = 0;
len = mp.size();
for (it=mp.begin(); it!=mp.end(); ++it)
{
if (it->second == 1)
++k;
if (it->second > mx)
{
mx = it->second;
ans = it->first;
}
}
for (it=mp.begin(); it!=mp.end(); ++it)
if (it->second == mx)
++x;
if (k == len || x > 1)
pf ("No jumping champion\n");
else
pf ("The jumping champion is %d\n",ans);
}
}
return 0;
}
Bismillahir Rahmanir Rahim
Read the name of Allah, who created you!!!
Author : Shah Newaj Rabbi Shishir
Department of CSE, City University, Bangladesh.
***/
#include <bits/stdc++.h>
using namespace std;
#define sf scanf
#define pf printf
#define scase sf ("%d",&tc)
#define sn sf ("%d",&n)
#define whilecase while (tc--)
#define eof while (cin >> n)
#define forloop for (pos=1; pos<=tc; pos++)
#define arrayloop (i=0; i<n; i++)
#define cinstr cin >> str
#define getstr getline (cin,str)
#define pcase pf ("Case %d: ",pos)
#define pb push_back
#define in insert
#define llu unsigned long long
#define lld long long
#define U unsigned int
const int MAX = 1000005;
bool prime[MAX];
vector <int> v;
void sieve ()
{
int i,j;
v.pb(2);
prime[0] = prime[1] = true;
for (i=4; i<=MAX; i+=2)
prime[i] = true;
for (i=3; i*i<=MAX; i+=2)
if (!prime[i])
for (j=i*i; j<=MAX; j+=2*i)
prime[j] = true;
for (i=3; i<MAX; i+=2)
if (!prime[i])
v.pb(i);
}
int main (void)
{
/*freopen ("input.txt","r",stdin);
freopen ("output.txt","w",stdout);*/
sieve ();
int tc,l,u,i,len,d,mx,k,ans,x;
sf ("%d",&tc);
while (tc--)
{
sf ("%d %d",&l,&u);
vector <int> F;
if (l <= 2)
{
F.pb(2);
l = 3;
}
if (!(l & 1))
++l;
if (!(u & 1))
--u;
for (i=l; i<=u; i+=2)
if (!prime[i])
F.pb(i);
len = F.size();
if (len < 2)
pf ("No jumping champion\n");
else if (len == 2)
pf ("The jumping champion is %d\n",F[1]-F[0]);
else
{
map <int,int> mp;
map <int,int> :: iterator it;
for (i=1; i<len; i++)
{
d = F[i]-F[i-1];
mp[d]++;
}
mx = k = ans = x = 0;
len = mp.size();
for (it=mp.begin(); it!=mp.end(); ++it)
{
if (it->second == 1)
++k;
if (it->second > mx)
{
mx = it->second;
ans = it->first;
}
}
for (it=mp.begin(); it!=mp.end(); ++it)
if (it->second == mx)
++x;
if (k == len || x > 1)
pf ("No jumping champion\n");
else
pf ("The jumping champion is %d\n",ans);
}
}
return 0;
}
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