运行 ID: 31767

Main.cc:4:1: error: ‘nt’ does not name a type; did you mean ‘int’?
 nt a[MAXN],b[MAXN];
 ^~
 int
Main.cc: In function ‘int main()’:
Main.cc:10:8: error: ‘a’ was not declared in this scope
   cin>>a[i];
        ^
Main.cc:11:3: error: ‘b’ was not declared in this scope
   b[i]=b[i-1]+a[i]; 
   ^
Main.cc:14:9: error: ‘b’ was not declared in this scope
   cout<