제출 #1252997

#제출 시각아이디문제언어결과실행 시간메모리
1252997yigit_komurcuTrol (COCI19_trol)C++20
0 / 50
1096 ms328 KiB
#include <cstdio> #include <iostream> #include <string> using namespace std; int main(){ int t; cin>>t; int a,b; int fark,sum; for (int i = 0; i < t; ++i) { sum=0; cin>>a; cin>>b; fark=b-a; a=(a-1)%9+1; b=(b-1)%9+1; for (int i = 0; i <=fark; ++i,a++) { if(a==10)a=1; sum+=a; } cout<<sum; } return 0; }
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