I cannot detect error (WA1) Please help me :)
#include<stdio.h>
#include<math.h>
#include<map>
using namespace std;
map<unsigned long long,int> M;
int Prime[30]={0,2,3,5,7},Pct=5;
void genprime(int);
int expP[30]={70},solVal[500],ctsol;
unsigned long long solKey[500];
void gensol(unsigned long long,int);
void arrange();
main()
{
genprime(30);
gensol(1,1);
arrange();
//for (int i=1;i<=ctsol;i++) printf("%lld %d\n",solKey[i],solVal[i]);
int Test,id;
unsigned long long n;
scanf("%d",&Test);
for (int t=1;t<=Test;t++)
{
scanf("%llu",&n);
id=ctsol;
while (solKey[id]>n) id--;
printf("%llu %d\n",solKey[id],solVal[id]);
}
}
void genprime(int K)
{
int i,j;
for (i=11;Pct<K;i+=2) {
for (j=1;Prime[j]*Prime[j]<=i;j++)
if (i%Prime[j]==0)
break;
if (Prime[j]*Prime[j]>i)
Prime[Pct++]=i;
}
//for (int i=1;i<Pct;i++) printf("%d\t",Prime[i]);
}
void gensol(unsigned long long x,int pID)
{
int i,pro=1;
for (i=1;i<30;i++)
pro*=expP[i]+1;
M[x]=pro;
if (log10(x)+log10(Prime[pID])<=18.3 && expP[pID]<expP[pID-1]) {
expP[pID]++;
gensol(x*Prime[pID],pID);
expP[pID]--;
}
if (log10(x)+log10(Prime[pID+1])<=18.3 && expP[pID]!=0) {
expP[pID+1]++;
gensol(x*Prime[pID+1],pID+1);
expP[pID+1]--;
}
}
void arrange()
{
map<unsigned long long,int>::iterator it;
for (it=M.begin();it!=M.end();it++) {
if (it->second > solVal[ctsol]) {
ctsol++;
solKey[ctsol]=it->first;
solVal[ctsol]=it->second;
}
}
}