foo.cc: In function 'int main()':
foo.cc:5:9: warning: zero-length gnu_printf format string [-Wformat-zero-length]
5 | printf("");
| ^~
foo.cc:11:10: warning: too many arguments for format [-Wformat-extra-args]
11 | printf("Yes", m);
| ^~~~~
foo.cc:13:10: warning: too many arguments for format [-Wformat-extra-args]
13 | printf("No", m);
| ^~~~
foo.cc:6:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
6 | scanf("%d", &m);
| ~~~~~^~~~~~~~~~
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