Run id: 83992

Main.cc: In function 'bool m(int)':
Main.cc:4:14: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
     if(a%4==0&&a%100!=0||a%400==0) {
              ^
Main.cc: In function 'int main()':
Main.cc:11:17: error: 'ac' was not declared in this scope
     int x,y,n=0;ac
                 ^