#include?<stdio.h>
#include?<stdlib.h>
struct?Score{
????int?math;
}?typedef?score;
Score?*?getScore(){
????score?*?arr?=?(Score?*)malloc(20?*?sizeof(Score));
????for(int?i=0;i<20;i++){
????????arr[i].math?=?i;
????}
????return?arr;
}
int?main(){
????score?*?arr?=?getScore();
????for(int?i=0;i<20;i++){
????????printf("%d\n",arr[i].math);
????}
????return?0;
}