Cod sursa(job #1279071)
Utilizator | DorU FlorIN DOru1995 | Data | 29 noiembrie 2014 18:55:13 |
---|---|---|---|
Problema | Factorial | Scor | 0 |
Compilator | c | Status | done |
Runda | Arhiva de probleme | Marime | 0.86 kb |
//factorial
#include <stdio.h>
#include <stdlib.h>
int fact(int *p)
{
int i=2,k2=0,k5=0,j,y;
while(k2=*p)
{
y=i;
for(j=2;j<=y;j++)
{
if(y%j==0)
{
if(j==2 && k2!=*p) k2++;
y/=j;
j=1;
}
}
i+=2;
}
i=5;
while(k5!=*p)
{
y=i;
for(j=5;j<=y;j++)
{
if(y%j==0)
{
if(j==5 && k5!=*p) k5++;
y/=j;
j==4;
if(k5==*p) return i;
}
}
i+=5;
}
}
int main()
{
int p;
FILE *fp,*f;
fp=fopen("fact.in","r");
f=fopen("fact.out","w");
fscanf(fp,"%d",&p);
fprintf(f,"%d",fact(&p));
fclose(fp);
fclose(f);
}