#includeint main(){ char s[20]; char num=0; int num_count=0; int space_count=0; int other_count=0; while((num=getchar())!='\n') { if(num>='0'&&num<='9') { num_count++; } else if(num==' ') { space_count++; } else { other_count++; } } printf("num_count=%d\n",num_count); printf("space_count=%d\n",space_count); printf("other_count=%d\n",other_count); return 0;}