Compilare: main.cpp: In function 'int main()': main.cpp:57:7: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if( z[i]==n ) ^ main.cpp:25:39: 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:26:41: 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 ); ^