运行 ID: 130089

Main.cc: In function ‘int main()’:
Main.cc:4:2: error: ‘unsighed’ was not declared in this scope
  unsighed long long n,a[100],i;
  ^~~~~~~~
Main.cc:4:2: note: suggested alternative: ‘unsigned’
  unsighed long long n,a[100],i;
  ^~~~~~~~
  unsigned
Main.cc:5:2: error: ‘a’ was not declared in this scope
  a[1]=1,a[2]=2,a[3]=4;
  ^
Main.cc:6:13: error: ‘n’ was not declared in this scope
  while(cin>>n){
             ^
Main.cc:6:13: note: suggested alternative: ‘yn’
  while(cin>>n){
             ^
             yn
Main.cc:7:7: error: ‘i’ was not declared in this scope
   for(i=4;i<=n;i++){
       ^