View Compilation Error

0_0_31325377_22255.cpp: In function 'int main()':
0_0_31325377_22255.cpp:5:34: error: 'scanf_s' was not declared in this scope
     while (scanf_s("%d%d", &n, &m) != EOF&&n<=100)
                                  ^
0_0_31325377_22255.cpp:28:9: error: expected ';' before '}' token
         }
         ^