#include<stdio.h> int main() { int piao[100000]; int i; int a=0,b=0,c=0,cnt=0,cnt2=0; for(i=0 ; i<10000 ; i++){ scanf("%d",&piao[i]); if(piao[i] == -1){ break; }else if (piao[i] == 1) { a += 1; cnt += 1; }else if (piao[i] == 2) { b += 1; cnt += 1; }else if (piao[i] == 3) { c +...