Compilare: user.cpp: In function ‘void cautare()’: user.cpp:61:13: warning: unused variable ‘v’ [-Wunused-variable] int j=0,v=0; ^ user.cpp: In function ‘int main()’: user.cpp:85:9: warning: unused variable ‘n’ [-Wunused-variable] int n=patern.length(); ^ user.cpp: In function ‘void citire()’: user.cpp:10:37: 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); ^ user.cpp:11:39: 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); ^ user.cpp: In function ‘int main()’: user.cpp:89:18: warning: iteration 100u invokes undefined behavior [-Waggressive-loop-optimizations] cout<<a[i]<<" "; ^ user.cpp:88:5: note: containing loop for(int i=0;i<1000;i++) ^