HDOJ1073(gets 应用)

#include<cstdio>
#include<algorithm>
#include<cstring>
using namespace std;
const int SIZE=5000+16;

void fun_in(char s[])
{
    char a[SIZE]={‘\0‘};
    while(scanf("%s",a),strcmp(a,"START"));
    
    while(gets(a),strcmp(a,"END"))//精华 如果直接输入回车则a[0]为‘\0‘, gets()以回车作为结束输入 scanf()以空格作为结束输入
    {
        if(a[0]!=‘\0‘)
            strcat(s,a);
        else
            strcat(s,"\n");
    }
}

void clean(char s[])
{
    char a[SIZE]={‘\0‘};
    int k=0;
    
    for(int i=0;s[i];i++)
    {
        if(s[i]==‘ ‘||s[i]==‘\t‘||s[i]==‘\n‘)
            continue;
        a[k++]=s[i];
    }

    strcpy(s,a);
}

const char* fun_out(char s1[],char s2[])
{
    if(strcmp(s1,s2)==0)
        return "Accepted";
        
    clean(s1),clean(s2);
    if(strcmp(s1,s2)==0)    
        return "Presentation Error";
        
    return "Wrong Answer";
}


int main()
{
    
    int T;
    scanf("%d",&T);
    getchar();
    while(T--)
    {
        char s1[SIZE]={‘\0‘};
        char s2[SIZE]={‘\0‘};
        fun_in(s1),fun_in(s2);
        
        printf("%s\n",fun_out(s1,s2));    
        
    }
    
    
    return 0;
}