浙大PAT 1042题 1042. Shuffling Machine

#include<stdio.h>
#include<string.h>
int main(){
char map[55][5]={"Null","S1","S2","S3","S4","S5","S6","S7","S8","S9","S10","S11","S12","S13",
"H1","H2","H3","H4","H5","H6","H7","H8","H9","H10","H11","H12","H13",
"C1","C2","C3","C4","C5","C6","C7","C8","C9","C10","C11","C12","C13",
"D1","D2","D3","D4","D5","D6","D7","D8","D9","D10","D11","D12","D13",
"J1","J2"};
int i,j,k;
int num[55],ord[55],ans[55];
scanf("%d",&k);
for(i=1;i<=54;i++){
scanf("%d",&ord[i]);
num[i]=i;
}
for(i=1;i<=k;i++){
for(j=1;j<=54;j++){
ans[ord[j]]=num[j];
}
for(j=1;j<=54;j++){
num[j]=ans[j];
}
}
for(i=1;i<54;i++){
printf("%s ",map[ans[i]]);
}
printf("%s\n",map[ans[i]]);
return 0;
}