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Cod sursa(job #213657)
#include<fstream.h>
struct fractie{int nr,nm;}a[10000];
ifstream f("fractii.in");
ofstream g("fractii.out");
int main()
{int n,nr=0,i,j,nr1=0;
f>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
{nr++;a[nr].nr=i;a[nr].nm=j;}
a[1].nr=0;
a[1].nm=0;
for(i=1;i<=nr;i++)
for(j=1;j<=nr;j++)
if(j!=i && a[i].nr*a[j].nm==a[i].nm*a[j].nr&&a[i].nr!=0&&a[j].nr!=0){a[j].nr=0;a[j].nm=0;}
for(i=1;i<=nr;i++)
if(a[i].nr!=0)nr1++;
g<<nr1;
f.close();
g.close();
return 0;
}
#include<fstream.h>
struct fractie{int nr,nm;}a[10000];
ifstream f("fractii.in");
ofstream g("fractii.out");
int main()
{int n,nr=0,i,j,nr1=0;
f>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
{nr++;a[nr].nr=i;a[nr].nm=j;}
a[1].nr=0;
a[1].nm=0;
for(i=1;i<=nr;i++)
for(j=1;j<=nr;j++)
if(j!=i && a[i].nr*a[j].nm==a[i].nm*a[j].nr&&a[i].nr!=0&&a[j].nr!=0){a[j].nr=0;a[j].nm=0;}
for(i=1;i<=nr;i++)
if(a[i].nr!=0)nr1++;
g<<nr1;
f.close();
g.close();
return 0;
}