Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:11:28: error: size of array ‘a’ is too large long int a[30000][30000]; ^ user.cpp:21:9: error: ‘a’ was not declared in this scope a[e][b]=a[b][e]=c; ^ user.cpp:29:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[x].size();i++) ^ user.cpp:40:16: error: ‘a’ was not declared in this scope s-=a[y][tata[y]]; ^ user.cpp:42:16: error: ‘a’ was not declared in this scope s+=a[y][tata[y]]; ^ user.cpp:9:29: warning: unused variable ‘k’ [-Wunused-variable] int x,m,n,e,b,c,y,s=0,i,k=0,j; ^ user.cpp:9:33: warning: unused variable ‘j’ [-Wunused-variable] int x,m,n,e,b,c,y,s=0,i,k=0,j; ^