#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops") #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; #define REP(i,m,n) for(int i=(int)(m) ; i < (int) (n) ; ++i ) #define rep(i,n) REP(i,0,n) using ll = long long; const int inf=1e9+7; const ll longinf=1LL<<60 ; const ll mod=1e9+7 ; int x[100], y[100], z[100]; int main(){ ll p,q,a; cin>>p>>q>>a; rep(i,100){ x[i]=(100+p)*(i+1)/100 - (100+p)*i/100; y[i]=(100+q)*(i+1)/100 - (100+q)*i/100; z[i]=x[i]-y[i]; } int in = -a; int idx = 0; int ans = 0; REP(i,1,1000000001){ in += z[idx]; ans += (in<0); if(++idx>=100)idx=0; } cout<