void del(int a)
 {
  for(int i=a;i<=L-1;i++)
   {
     v[i]=v[i+1]; 
   }
  L--;
 }

darkwizzard@DarkNet:~/Programing/Verseny$ g++ -o lcs lcs.cpp
lcs.cpp: In function ‘void del(int)’:
lcs.cpp:59: error: ISO C++ forbids assignment of arrays
darkwizzard@DarkNet:~/Programing/Verseny$