Submission #159850

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
159850	2019-10-25T03:51:39 Z	geon040702	컬러볼 (KOI15_ball)	C++14	25 / 25	130 ms	8440 KB

ball

#include <stdio.h>
#include <stdlib.h>
#include <algorithm>

using namespace std;

#define N 200010

int n, s[N], total;
int size[N], color[N], cnt;

struct A {
	int size, color, index;
	int sum;
} ;

A a[N];

bool comp(A x, A y) { return x.size < y.size; }
bool comp2(A x, A y) { return x.index < y.index; }

int main() {
    int i, j;

	scanf("%d", &n);
	for(i=1;i<=n;i++) {
		scanf("%d %d", &a[i].color, &a[i].size);
		a[i].index = i;
	}

	sort(a+1, a+n+1, comp);

	for(i=1;i<=n;i++) {
		if(a[i].size != a[i-1].size) {
			for(j=1;j<=cnt;j++) {
				s[color[j]] += size[j];
				total += size[j];
			}
			cnt = 0;
		}

		cnt++;
		size[cnt] = a[i].size;
		color[cnt] = a[i].color;

		a[i].sum = total - s[a[i].color];
	}

	sort(a + 1, a + n + 1, comp2);

	for(i=1;i<=n;i++) {
		printf("%d\n", a[i].sum);
	}
	return 0;
}

Compilation message

ball.cpp: In function 'int main()':
ball.cpp:25:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
  ~~~~~^~~~~~~~~~
ball.cpp:27:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d", &a[i].color, &a[i].size);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1

25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	120 ms	8440 KB	Output is correct
2	Correct	118 ms	8184 KB	Output is correct
3	Correct	119 ms	8184 KB	Output is correct
4	Correct	119 ms	8284 KB	Output is correct
5	Correct	130 ms	8112 KB	Output is correct
6	Correct	4 ms	504 KB	Output is correct
7	Correct	5 ms	592 KB	Output is correct
8	Correct	4 ms	504 KB	Output is correct
9	Correct	4 ms	504 KB	Output is correct
10	Correct	5 ms	504 KB	Output is correct
11	Correct	110 ms	6748 KB	Output is correct
12	Correct	110 ms	6648 KB	Output is correct
13	Correct	110 ms	6620 KB	Output is correct
14	Correct	112 ms	6648 KB	Output is correct
15	Correct	110 ms	6648 KB	Output is correct
16	Correct	107 ms	7388 KB	Output is correct
17	Correct	118 ms	7364 KB	Output is correct
18	Correct	116 ms	7800 KB	Output is correct
19	Correct	117 ms	7916 KB	Output is correct
20	Correct	120 ms	8304 KB	Output is correct