Compilare: main.cpp: In function 'int main()': main.cpp:44:34: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[2000001]' [-Wformat=] scanf("%s\n%s", &pattern, &text); ^ main.cpp:44:34: warning: format '%s' expects argument of type 'char*', but argument 3 has type 'char (*)[2000001]' [-Wformat=] main.cpp:42:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("strmatch.in", "r", stdin); ^ main.cpp:43:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("strmatch.out", "w", stdout); ^ main.cpp:44:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s\n%s", &pattern, &text); ^