codeforces-Coder-Strike 2014 - Finals (online edition, Div. 2)

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A. Pasha and Hamsters 模拟

#include <stdio.h>#include <string.h>int l1[101];int l2[101];int main(){    memset(l1,0,sizeof (l1));    memset(l2,0,sizeof (l2));    int n,a,b,i,t;    scanf ("%d%d%d",&n,&a,&b);    for (i = 0;i < a;i++)    {        scanf ("%d",&t);        l1[t] = 1;    }    for (i = 0;i < b;i++)    {        scanf ("%d",&t);        l2[t] = 1;    }    for (i = 1;i <= n;i++)    {        if (l1[i])            printf ("1");        else if (l2[i])            printf ("2");        if (i < n)            printf (" ");        else            printf ("\n");    }    return 0;}

B. Start Up 镜像回文

#include <stdio.h>#include <string.h>char s[1000000];int zmpd (char c){    if (c == 'A' || c == 'H' || c == 'I' || c == 'M' || c == 'O' || c == 'T' || c == 'U' || c == 'V' || c == 'W' || c == 'X' || c == 'Y')        return 1;    return 0;}int huiwenpd (char s[],int len){    int m = len / 2;    for (int i = 0;i < m;i++)        if (s[i] != s[len - i - 1])            return 0;    return 1;}int main(){    int tf = 1;    scanf ("%s",s);    char *p = s;    while (*p != '\0')    {        tf = zmpd (*p);        if (!tf)            break;        p++;    }    if (tf)        tf = huiwenpd(s,strlen (s));    if (tf)        puts ("YES");    else        puts("NO");    return 0;}

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