#include <stdio.h>

int main()
{
    int L,M,N;
    int exc;
    scanf("%d%d%d",&L,&M,&N);
    
    exc=N/100;
    L+=exc;
    N=N-100*exc;
    
    exc=N/25;
    M+=exc;
    N=N-25*exc;
    
    exc=(M*25)/100;
    L+=exc;
    M=M-4*exc;
    
    exc=L/10;
    L=L-10*exc;
    
    printf("%d\n",M+N+L);
    return 0;
}