#include<stdio.h>

int main(){
    int A,B,C;
    int n1, n2;
    int flg=0;
    
    scanf("%d", &A);
    scanf("%d", &B);
    scanf("%d", &C);
    
    if((C+B)%A==0){
        n1 = (C+B)/A;
        flg = 2;
    }
    if(C%A==0 && C-B<=0){
        n2 = C/A;
        flg ++;
    }
    switch(flg){
        case 0:
            printf("%d\n",-1);
            break;
        case 1:
            printf("%d\n",n2);
            break;
        case 2:
            printf("%d\n",n1);
            break;
        case 3:
            if(n2>n1){
                printf("%d\n",n1);
                printf("%d\n",n2);
            }else{
                printf("%d\n",n2);
                printf("%d\n",n1);
            }
            break;
        default:
            printf("%d\n",-1);
            break;
        
    }
    
    
    return 0;
}