0_0_38902787_21927.cpp: In function 'int main()':
0_0_38902787_21927.cpp:5:9: error: '_int64' was not declared in this scope
5 | _int64 a, b, c;
| ^~~~~~
0_0_38902787_21927.cpp:6:38: error: 'a' was not declared in this scope
6 | while (scanf("%I64X %I64X", &a, &b) != EOF)
| ^
0_0_38902787_21927.cpp:6:42: error: 'b' was not declared in this scope
6 | while (scanf("%I64X %I64X", &a, &b) != EOF)
| ^
0_0_38902787_21927.cpp:8:17: error: 'c' was not declared in this scope
8 | c = a + b;
| ^
|