Cod sursa(job #23925)
#include<fstream.h>
#include<string.h>
ifstream f("cifra.in");
ofstream g("cifra.out");
int v[21]={0,1,4,7,6,5,6,3,6,9,0,1,6,3,6,5,6,7,4,9,0},nr,lg;
char sir[102];
unsigned long n;
int main()
{int i,s,n,x,ok;
f>>n;
while(n)
{nr=0;
f.getline(sir,102,'\n');
lg=strlen(sir);
if(lg) nr=((int)sir[lg]-'0')*10+((int)sir[lg-1]-'0');
else nr=(int)sir[lg]-'0';
s=0;ok=0;
for(i=1;i<=nr;i++)
{x=i%10;
if(i<=9) ok=1;
if((((i%100)/10)%2==0)||(ok)) s+=v[x];
else s+=v[10+x];
}
n--;
}
g<<s<<'\n';
g.close();
return 0;
}