Accepted
/in/foo.cc: In function 'int main()': /in/foo.cc:5:32: warning: unused variable 's' [-Wunused-variable] int a,b,f[42300],n,ans=999999,s,k=0; ^
/in/foo.cc: In function 'int main()': /in/foo.cc:5:32: warning: unused variable 's' [-Wunused-variable] int a,b,f[42300],n,ans=999999,s,k=0; ^