#include"bits/stdc++.h" using namespace std; #define REP(k,m,n) for(int (k)=(m);(k)<(n);(k)++) #define rep(i,n) REP((i),0,(n)) using ll=long long; using ld=long double; bool judge(ld P,ld Q,ll A, ll x){ ll in = floor((1+P/100)*x); ll out = floor((1+Q/100)*x)+A; //cout<1){ ll mid=(safe+out)/2; (judge(P,Q,A,mid)?safe:out)=mid; } return safe; } int main() { ld P,Q; ll A; cin>>P>>Q>>A; ll res = rjudge(P,Q,A); if(res>1e8){ cout<