Mai intai trebuie sa te autentifici.
Cod sursa(job #2841784)
| Utilizator | Data | 30 ianuarie 2022 14:33:15 | |
|---|---|---|---|
| Problema | Bool | Scor | 70 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva de probleme | Marime | 1.14 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream fin ("bool.in");
ofstream fout("bool.out");
char s[1010],c;
int i,n;
map<char,bool>f;
int term(),fact();
int expresie()
{
int sum=term();
while(s[i]=='O' && s[i+1]=='R')
i+=3,sum=(sum | term());
return sum;
}
int term()
{
int prod=fact();
while(s[i+1]=='A' && s[i+2]=='N')
i+=5,prod=(prod & fact());
return prod;
}
int fact()
{
int val=0,semn=0;
while(s[i]=='N' && s[i+1]=='O')
semn=1-semn,i+=4;
if(s[i]=='(')
{
i++;
val=expresie();
i+=2;
if(semn==0)
return val;
else return !val;
}
if(s[i]=='T' && s[i+1]=='R')
i+=5,val=1;
else if(s[i]=='F' && s[i+1]=='A')
i+=6,val=0;
else val=f[s[i]];
if(semn==0)
return val;
else return !val;
}
int main()
{
for(i='A';i<='Z';i++)
f[(char)i]=false;
fin.getline(s,1005);
fin>>n;
while(n--)
{
fin>>c;
f[c]=(!f[c]);
i=0;
int debug=strlen(s);
fout<<expresie();
}
return 0;
}
