#include<stdio.h> #include<math.h> int main() {     int T,n,i,j,sum,k;     scanf("%d",&T);     for(i=1;i<=T;i++)     {         scanf("%d",&n);         sum=0;         for(k=1;k<=n;k++)         {         for(j=2;j<=sqrt(k);j++)             if(k%j==0)bre...

#include<stdio.h> int main() {     int A=0,B=0,C=0,sum=0,a[1000],Tot=0,i=0;     while(scanf("%d",&a[i])!=EOF&&a[i]!=-1)     {         if(a[i]==1)A++;         if(a[i]==2)B++;         if(a[i]==3)C++;         sum++;     }     Tot=A+B+C;     printf("A=%d\n",A);     ...