Main.cc: In function 'int main()':
Main.cc:13:8: error: expected '(' before 'else'
if else(b%4==0){
^
Main.cc:16:5: error: 'else' without a previous 'if'
else (c%4==0){
^
Main.cc:16:18: error: expected ';' before '{' token
else (c%4==0){
^