foo.cc: In function 'void Delete(char*, int, int)':
foo.cc:8:23: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare]
8 | if (si >= 0 && si >= strlen(s) - 1) puts(s);
| ~~~^~~~~~~~~~~~~~~~
foo.cc:9:23: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare]
9 | if (si >= 0 && si < strlen(s) - 1)
| ~~~^~~~~~~~~~~~~~~
foo.cc:14:24: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare]
14 | for (i = si; i < strlen(s); i++)
| ~~^~~~~~~~~~~
foo.cc:24:30: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare]
24 | for (i = si + len; i < strlen(s); i++)
| ~~^~~~~~~~~~~
foo.cc: In function 'int main()':
foo.cc:34:11: warning: 'char* gets(char*)' is deprecated [-Wdeprecated-declarations]
34 | gets(s);
| ^
In file included from /usr/include/stdio.h:867,
from /usr/include/c++/9/cstdio:42,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:46,
from foo.cc:1:
/usr/include/x86_64-linux-gnu/bits/stdio2.h:235:1: note: declared here
235 | gets (char *__str)
| ^~~~
foo.cc:34:11: warning: 'char* gets(char*)' is deprecated [-Wdeprecated-declarations]
34 | gets(s);
| ^
In file included from /usr/include/stdio.h:867,
from /usr/include/c++/9/cstdio:42,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:46,
from foo.cc:1:
/usr/include/x86_64-linux-gnu/bits/stdio2.h:235:1: note: declared here
235 | gets (char *__str)
| ^~~~
foo.cc:34:9: warning: ignoring return value of 'char* gets(char*)', declared with attribute warn_unused_result [-Wunused-result]
34 | gets(s);
| ~~~~^~~
/usr/bin/ld: /tmp/cctOrNWv.o: in function `main':
foo.cc:(.text.startup+0x15): warning: the `gets' function is dangerous and should not be used.
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