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//https://usaco.org/current/current/index.php?page=viewproblem2&cpid=340 #include <fstream> using namespace std; ifstream cin("combo.in"); ofstream cout("combo.out"); int v[4]; int ans=0, N; int f1,f2,f3, m1,m2, m3; bool close(int a1,int a2,int a3,int b1,int b2,int b3){ if((abs(a1-b1)<=2 || abs(a1-b1)>=N-2) && (abs(a2-b2)<=2 || abs(a2-b2)>=N-2) && (abs(a3-b3)<=2 || abs(a3-b3)>=N-2)) return true; return false; } bool validLock(){ if(close(f1,f2,f3, v[1], v[2], v[3])) return true; if(close(m1,m2,m3, v[1], v[2], v[3])) return true; return false; } int main() { cin>>N; cin>>f1>>f2>>f3>>m1>>m2>>m3; for(i1=1; i1<=N; i1++) for(i2=1; i2<=N; i2++) for(i3=1; i3<=N; i3++){ v[1] = i1; v[2] = i2; v[3] = i3; if(validLock()) ans++; } cout<<ans<<'\n'; return 0; }
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