View Compilation Error

0_0_18281339_17998.cpp: In function 'int main()':
0_0_18281339_17998.cpp:9:9: error: two or more data types in declaration of 'l'
  ll int l, r;
         ^
0_0_18281339_17998.cpp:9:12: error: two or more data types in declaration of 'r'
  ll int l, r;
            ^
0_0_18281339_17998.cpp:10:29: error: 'l' was not declared in this scope
  while(scanf("%I64d%I64d", &l, &r) == 2) {
                             ^
0_0_18281339_17998.cpp:10:33: error: 'r' was not declared in this scope
  while(scanf("%I64d%I64d", &l, &r) == 2) {
                                 ^