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intmain(){intt;cin>>t;while(t--){inta,b,l,s;cin>>a>>b;l=min(a,b);s=max(a,b);intj=0,k=0;for(inti=1;i*i<=s;i++,k++)if(i*i==l)k=k+1;for(inti=1;i*i<=l;i++,j++);cout<<k-j<<endl;}/* Enter your code here. Read input from STDIN. Print output to STDOUT */return0;}
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Sherlock and Squares
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my code without using lib function :?