View Compilation Error

0_0_16402127_31592.cpp:25:1: error: expected initializer before 'char'
 char str[222];
 ^
0_0_16402127_31592.cpp: In function 'int main()':
0_0_16402127_31592.cpp:29:2: error: 'll' was not declared in this scope
  ll a, b;
  ^
0_0_16402127_31592.cpp:30:5: error: expected ';' before 'temp'
  ll temp;
     ^
0_0_16402127_31592.cpp:32:14: error: 'str' was not declared in this scope
  while (gets(str))
              ^
0_0_16402127_31592.cpp:34:24: error: 'a' was not declared in this scope
   scanf("%I64d%I64d", &a, &b);
                        ^
0_0_16402127_31592.cpp:34:28: error: 'b' was not declared in this scope
   scanf("%I64d%I64d", &a, &b);
                            ^
0_0_16402127_31592.cpp:38:3: error: 'temp' was not declared in this scope
   temp = atol(str);
   ^