Educational Codeforces Round 90 (Rated for Div. 2)
A.DonutShopsAC代码:intn,m,k;intans1,ans2;intmain(){intt;sd(t);while(t--){lla,b,c;slddd(a,b,c);if(a>=c)ans1=-1;elseans1=1;if(a*b>s;intlen=s.size();intone=0,zero=0;rep(i,0,len-1){if(s[i]=='0')zero++;elseo