11.1

setvbuf(stdout, NULL, _IONBF, 0);
    int a,b,c,min;
    printf("please input a,b,c:");
    scanf("%d%d%d",&a,&b,&c);
    min=a;
    if(b<min)min=b;
    if(c<min)min=c;
    printf("m=%d\n",min);