ACM从零开始---电子科大POJ 孤单整数

#include<stdio.h>int main()
{int num,pa,temp,test=0;printf("Please input the value of num:\n");scanf("%d",&num);pa=num/2;int *array=NULL;array=(int*)malloc(num*sizeof(int));printf("Please input the array:\n");int i,j,k=0;for(i=0;i<num;i++)scanf("%d",&array[i]);for(i=0;i<num;i++){temp=array[i];for(j=i+1;j<num;j++){if(temp==array[j]){test++;}}}if(test==pa){int *compa=(int*)malloc(pa*sizeof(int));for(i=0;i<pa;i++)compa[i]=0;for(i=0;i<num;i++){temp=array[i];for(j=i+1;j<num;j++){if(temp==array[j]){compa[k]=temp;k++;}}}int p=0,mem=0;for(i=0;i<num;i++){p=0;for(j=0;j<pa;j++){if(array[i]==compa[j])break;else{p++;mem=i;}}if(p==4)printf("%d",array[i]);}}return 0;
}