Main.cc:3:4: error: 'cin' does not name a type
cin<=n;i++){
^
Main.cc:5:12: error: 'i' does not name a type
for(i=1;i>=n;i++){
^
Main.cc:5:17: error: 'i' does not name a type
for(i=1;i>=n;i++){
^
Main.cc:12:4: error: 'cout' does not name a type
cout>>min-sum>>endl;
^