hdu 1084 What Is Your Grade?

#include<bits/stdc++.h>

using namespace std;
int count1[100];

int ys(int num)
{
int sroce;
if(num==5)  sroce=100;
else if(num==4)  sroce=90;
else if(num==3)  sroce=80;
else if(num==2)  sroce=70;
else if(num==1)  sroce=60;
else if(num==0)  sroce=50;
return sroce;
}
struct p
{
int num;
char s[100];
int sro;
}P[105],Q[105];

bool cmp(p X,p Y)
{
if(X.num==Y.num)
{
if(strcmp(X.s,Y.s)==-1)  return 1;
else return 0;
}
return X.num>Y.num;
}
int main()
{
int t;
while(1)
{
memset(count1,0,sizeof(count1));
cin>>t;
if(t==-1)  break;
for(int i=0;i<t;i++)
{
cin>>P[i].num>>P[i].s;
Q[i].num=P[i].num;
strcpy(Q[i].s,P[i].s);
count1[P[i].num]++;
}
sort(P,P+t,cmp);
for(int i=0;i<t;i++)
{
if(P[i].num==5)
{
P[i].sro=100;
continue;
}
if(P[i].num==0)
{
P[i].sro=50;
continue;
}
for(int j=1;j<=count1[P[i].num]/2;j++)
P[i+j-1].sro=ys(P[i].num)+5;
for(int j=count1[P[i].num]/2+1;j<=count1[P[i].num];j++)
P[i+j-1].sro=ys(P[i].num);
i=i+count1[P[i].num]-1;
}
for(int i=0;i<t;i++)
{
for(int j=0;j<t;j++)
{
if((Q[i].num==P[j].num)&&(strcmp(Q[i].s,P[j].s)==0))
{
cout<<P[j].sro<<endl;
break;
}
}
}
cout<<endl;

}

return 0;
}