View Compilation Error

0_0_30189427_25767.cpp: In function 'int main()':
0_0_30189427_25767.cpp:8:24: error: 'text' was not declared in this scope
         scanf("%s %s", text, pat);
                        ^
0_0_30189427_25767.cpp:8:30: error: 'pat' was not declared in this scope
         scanf("%s %s", text, pat);
                              ^