Run id: 122436

Main.cc: In function 'int main()':
Main.cc:6:16: warning: for increment expression has no effect [-Wunused-value]
  for(int i=1;;i<=1000;i++){
                ^
Main.cc:6:22: error: expected ')' before ';' token
  for(int i=1;;i<=1000;i++){
                      ^
Main.cc:6:23: error: 'i' was not declared in this scope
  for(int i=1;;i<=1000;i++){
                       ^
Main.cc:4:6: warning: unused variable 'a' [-Wunused-variable]
  int a=0,b=0;
      ^
Main.cc:4:10: warning: unused variable 'b' [-Wunused-variable]
  int a=0,b=0;
          ^
Main.cc:5:6: warning: unused variable 'sum' [-Wunused-variable]
  int sum=0;
      ^