foo.cc: In function 'int main()':
foo.cc:6:17: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
    6 |     if(year%4==0&&year%100!=0 || year%400==0)
      |        ~~~~~~~~~^~~~~~~~~~~~~
foo.cc:8:16: warning: too many arguments for format [-Wformat-extra-args]
    8 |         printf("YES\n",year);
      |                ^~~~~~~
foo.cc:12:16: warning: too many arguments for format [-Wformat-extra-args]
   12 |         printf("NO\n",year);
      |                ^~~~~~

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