foo.cc: In function 'int main()':
foo.cc:7:9: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
    7 |         if((year%400==0)||(year%4==0&&year%100!=0));
      |         ^~
foo.cc:8:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
    8 |         {
      |         ^
foo.cc:10:9: error: 'else' without a previous 'if'
   10 |         else;
      |         ^~~~

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