View Compilation Error

0_0_36586504_24182.cpp: In function 'int main()':
0_0_36586504_24182.cpp:51:25: error: 'n' was not declared in this scope
   scanf("%lld%lld%lld",&n,&m,&p);
                         ^
0_0_36586504_24182.cpp:51:28: error: 'm' was not declared in this scope
   scanf("%lld%lld%lld",&n,&m,&p);
                            ^
0_0_36586504_24182.cpp:51:31: error: 'p' was not declared in this scope
   scanf("%lld%lld%lld",&n,&m,&p);
                               ^