View Compilation Error

0_0_23919044_18011.cpp: In function 'int main()':
0_0_23919044_18011.cpp:28:17: error: 'prlong' was not declared in this scope
         if(n==1)prlong longf("0\n");
                 ^
0_0_23919044_18011.cpp:32:13: error: 'prlong' was not declared in this scope
             prlong longf("%lld\n",((n-1)*n/2-n*temp/2)%MAXN);
             ^