View Compilation Error

0_0_15739133_28584.cpp: In function 'int main()':
0_0_15739133_28584.cpp:7:2: error: 'lln' was not declared in this scope
  lln,m,l;
  ^
0_0_15739133_28584.cpp:7:6: error: 'm' was not declared in this scope
  lln,m,l;
      ^
0_0_15739133_28584.cpp:7:8: error: 'l' was not declared in this scope
  lln,m,l;
        ^
0_0_15739133_28584.cpp:11:28: error: 'n' was not declared in this scope
   scanf("%I64d%I64d%I64d",&n,&m,&l);
                            ^