Main.cc: In function ‘int main()’:
Main.cc:8:19: error: expected ‘;’ before ‘<=’ token
for(int e=1,e<=L,e++){
^~
Main.cc:8:19: error: expected primary-expression before ‘<=’ token
Main.cc:8:26: error: expected ‘;’ before ‘)’ token
for(int e=1,e<=L,e++){
^