View Compilation Error

0_0_37525437_12790.cpp: In function 'int main()':
0_0_37525437_12790.cpp:125:26: error: 'scanf_s' was not declared in this scope
    scanf_s("%d%d", &x, &y);
                          ^
0_0_37525437_12790.cpp:162:26: error: 'scanf_s' was not declared in this scope
    scanf_s("%d%d", &a, &b);
                          ^