Main.cc: In function ‘int main()’: Main.cc:8:12: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations] gets(a); ^ In file included from /usr/include/stdio.h:862:0, from /usr/include/c++/7/cstdio:42, from /usr/include/c++/7/ext/string_conversions.h:43, from /usr/include/c++/7/bits/basic_string.h:6361, from /usr/include/c++/7/string:52, from /usr/include/c++/7/bits/locale_classes.h:40, from /usr/include/c++/7/bits/ios_base.h:41, from /usr/include/c++/7/ios:42, from /usr/include/c++/7/ostream:38, from /usr/include/c++/7/iostream:39, from Main.cc:1: /usr/include/x86_64-linux-gnu/bits/stdio2.h:232:1: note: declared here gets (char *__str) ^~~~ Main.cc:10:14: warning: variable ‘t’ set but not used [-Wunused-but-set-variable] int t=a[i]; ^ Main.cc:15:15: error: ‘enld’ was not declared in this scope cout<