6171. MAJORITY
CODE: MAJOR
Input:
3
4
2 1 2 2
6
1 1 1 2 2 2
5
1 2 4 5 1
Output:
YES 2
NO
NO
MAJORITY ELEMENTS IN THE ARRAY IS THE ELEMENT WHICH REPEAT IN ARRAY MORE THAN N/2 TIMES WHERE N IS THE SIZE OF THE ARRAY.
#include<stdio.h>
int main()
{
int t;
scanf("%d",&t);
while(t--)
{
int size,i;
scanf("%d",&size);
int arr[size];
for(i=0;i<size;i++)
scanf("%d",&arr[i]);
int head, count;
head=arr[0];
count=1;
for(i=1; i<size; i++)
{
if(head == arr[i])
count++;
else if(count == 1)
head=arr[i];
else
count-- ;
}
count=0;
for(i=0; i<size; i++)
{
if(arr[i] == head)
count++;
}
if(count > size/2)
printf("YES %d\n", head);
else
printf("NO\n");
printf("\n");
}
return 0;
}
No comments:
Post a Comment