Compilare: user.cpp: In function ‘int main()’: user.cpp:16:26: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[22]’ [-Wformat=] scanf("%lld %s",&k,&s); ^ user.cpp:25:9: warning: unused variable ‘i’ [-Wunused-variable] int i=1,cif,j,ret; ^ user.cpp:25:13: warning: unused variable ‘cif’ [-Wunused-variable] int i=1,cif,j,ret; ^ user.cpp:25:19: warning: unused variable ‘ret’ [-Wunused-variable] int i=1,cif,j,ret; ^ user.cpp:26:9: warning: unused variable ‘cn’ [-Wunused-variable] int cn=n; ^ user.cpp:10:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("numere7.in","r",stdin); ^ user.cpp:11:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("numere7.out","w",stdout); ^ user.cpp:16:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld %s",&k,&s); ^