Run id: 154385

Main.cc: In function 'int main()':
Main.cc:6:5: error: expected initializer before 'for'
     for (int; i ;+=3) {
     ^
Main.cc:6:15: error: 'i' was not declared in this scope
     for (int; i ;+=3) {
               ^
Main.cc:6:18: error: expected primary-expression before '+=' token
     for (int; i ;+=3) {
                  ^