PersonalCorpus 版 (精华区)
41334 2002-10-13 20:23:42 Accepted
1334 C++ 00:00.00 380K Big Guava
static char p[17]="0123456789ABCDEF";
int main()
{
#ifndef ONLINE_JUDGE
freopen("c:\\0acm\\zju\\i1334","r",stdin);
freopen("c:\\0acm\\zju\\o1334","w",stdout);
#endif
char s[100],ch;
int i,j,k,a,b,c;
while (gets(s)!=NULL) {
i=strlen(s)-1;
while (s[i]==' ') i--;
while (s[i]!=' ') i--;
sscanf(s+i+1,"%d",&c);
while (s[i]==' ') i--;
while (s[i]!=' ') i--;
sscanf(s+i+1,"%d",&b);
i=0; while (s[i]==' ') i++;
a=0; k=0;
while (s[i]!=' ') {
a*=b;
if ((s[i]>='0')&&(s[i]<='9')) j=s[i]-48; else j=s[i]-55;
if (j>=b) {
k=-1;
printf(" ERROR\n");
break;
}
a+=j; i++;
}
if (k==-1) continue;
memset(s,0,sizeof(s));
i=0;
while (a!=0) {
s[i++]=p[a%c];
a/=c;
}
if (strlen(s)>7) printf(" ERROR\n");
else {
for (i=0;i<7-strlen(s);i++) printf(" ");
for (i=strlen(s)-1;i>=0;i--) printf("%c",s[i]);
printf("\n");
}
}
}
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