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int l=1,r=n;
 while (l<r){
 	int k= (l+r)/2;
 	ll temp=res(k);
 	if (temp<=s){
 		l=k;
	 }
	 else{
	 	r=k+1;
	 }
 }

Main.java:1: error: class, interface, or enum expected
int l=1,r=n;
^
Main.java:1: error: class, interface, or enum expected
int l=1,r=n;
    ^
Main.java:2: error: class, interface, or enum expected
 while (l<r){
 ^
Main.java:4: error: class, interface, or enum expected
 	ll temp=res(k);
 	^
Main.java:5: error: class, interface, or enum expected
 	if (temp<=s){
 	^
Main.java:7: error: class, interface, or enum expected
	 }
	 ^
Main.java:10: error: class, interface, or enum expected
	 }
	 ^
7 errors

Standard output is empty