Compilare: main.cpp: In function 'int main()': main.cpp:18:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for (; (pattern[lpattern] >= 'A' && pattern[lpattern] <= 'Z') || (pattern[lpattern] >= 'a' && pattern[lpattern] <= 'z') ^~~ main.cpp:20:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for (; (sir[lsir] >= 'A' && sir[lsir] <= 'Z') || (sir[lsir] >= 'a' && sir[lsir] <= 'z') ^~~ main.cpp:9:39: 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:10:41: 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:13:43: warning: ignoring return value of 'char* fgets(char*, int, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fgets(pattern, sizeof(pattern), stdin); ^ main.cpp:14:32: warning: ignoring return value of 'char* fgets(char*, int, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fgets(sir, sizeof(sir), stdin); ^