View Compilation Error

0_0_39678230_19206.cpp: In function 'int main()':
0_0_39678230_19206.cpp:7:5: error: 'ios' has not been declared
    7 |     ios::sync_with_stdio(0);
      |     ^~~
0_0_39678230_19206.cpp:8:5: error: 'cin' was not declared in this scope
    8 |     cin.tie(0);
      |     ^~~
0_0_39678230_19206.cpp:9:5: error: 'cout' was not declared in this scope
    9 |     cout.tie(0);
      |     ^~~~