急求！！！哪里错啦？？？？

#include <stdio.h>
int main()
{
    int score = 7200;
    //完善一下代码
    if(score >= 10000)
    {
        printf("%s\n","钻石玩家");
    }
    else if(score >= 5000 && score < 10000)
    {
        printf("%s\n","白金玩家");
    }
    else if(score >= 1000 && score < 5000)
    {
        printf("%s\n","青铜玩家");
    }
    else(score < 1000)
    {
       printf("%s\n","普通玩家");
    }
    return 0;
}#include <stdio.h>
int main()
{
    int score = 7200;
    //完善一下代码
    if(score >= 10000)
    {
        printf("%s\n","钻石玩家");
    }
    else if(score >= 5000 && score < 10000)
    {
        printf("%s\n","白金玩家");
    }
    else if(score >= 1000 && score < 5000)
    {
        printf("%s\n","青铜玩家");
    }
    else(score < 1000)
    {
       printf("%s\n","普通玩家");
    }
    return 0;
}#include <stdio.h>
int main()
{
    int score = 7200;
    //完善一下代码
    if(score >= 10000)
    {
        printf("%s\n","钻石玩家");
    }
    else if(score >= 5000 && score < 10000)
    {
        printf("%s\n","白金玩家");
    }
    else if(score >= 1000 && score < 5000)
    {
        printf("%s\n","青铜玩家");
    }
    else(score < 1000)
    {
       printf("%s\n","普通玩家");
    }
    return 0;
}#include <stdio.h>
int main()
{
    int score = 7200;
    //完善一下代码
    if(score >= 10000)
    {
        printf("%s\n","钻石玩家");
    }
    else if(score >= 5000 && score < 10000)
    {
        printf("%s\n","白金玩家");
    }
    else if(score >= 1000 && score < 5000)
    {
        printf("%s\n","青铜玩家");
    }
    else(score < 1000)
    {
       printf("%s\n","普通玩家");
    }
    return 0;
}#include <stdio.h>
int main()
{
    int score = 7200;
    //完善一下代码
    if(score >= 10000)
    {
        printf("%s\n","钻石玩家");
    }
    else if(score >= 5000 && score < 10000)
    {
        printf("%s\n","白金玩家");
    }
    else if(score >= 1000 && score < 5000)
    {
        printf("%s\n","青铜玩家");
    }
    else(score < 1000)
    {
       printf("%s\n","普通玩家");
    }
    return 0;
}#include <stdio.h>
int main()
{
    int score = 7200;
    //完善一下代码
    if(score >= 10000)
    {
        printf("%s\n","钻石玩家");
    }
    else if(score >= 5000 && score < 10000)
    {
        printf("%s\n","白金玩家");
    }
    else if(score >= 1000 && score < 5000)
    {
        printf("%s\n","青铜玩家");
    }
    else(score < 1000)
    {
       printf("%s\n","普通玩家");
    }
    return 0;
}#include <stdio.h>
int main()
{
    int score = 7200;
    //完善一下代码
    if(score >= 10000)
    {
        printf("%s\n","钻石玩家");
    }
    else if(score >= 5000 && score < 10000)
    {
        printf("%s\n","白金玩家");
    }
    else if(score >= 1000 && score < 5000)
    {
        printf("%s\n","青铜玩家");
    }
    else(score < 1000)
    {
       printf("%s\n","普通玩家");
    }
    return 0;
}