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Cod sursa(job #249769)
#include<fstream.h>
#include<string.h>
ifstream f("restante.in");
ofstream g("restante.out");
char a[36001][17],x;
int n,i,j,nr,k,ok;
int main(){
f>>n;
for(i=1;i<=n;i++){
f>>a[i];
for(j=0;j<strlen(a[i])-1;j++)
for(k=j+1;k<strlen(a[i]);k++)
if(a[i][j]>a[i][k]){
x=a[i][j];
a[i][j]=a[i][k];
a[i][k]=x;}
}
for(i=1;i<=n;i++)
if(a[i]!=0){
ok=1;
for(j=i+1;j<=n;j++)
if(strcmp(a[i],a[j])==0)
{a[j][0]=0;ok=0;}
if(ok==0) a[i][0]=0;
}
nr=0;
for(i=1;i<=n;i++)
if(a[i][0]!=0)nr++;
g<<nr;
return 0;
}