Submission #1063397


Source Code Expand

#include <stdio.h>
#include <string.h>
#include <stdbool.h>

#define N_MAX 100000
#define M_MAX 1000
#define INF 10000000
#define SMAP(a, b) ((a)!=(b))&&((a)^=((b)^=((a)^= (b))))

typedef unsigned long long ull;
typedef   signed long long dll;

dll a[N_MAX];
int n, m;

int i, j, k;

void deb(){
	return;
}

ull abs(dll n){
	return (ull)((n > 0) ? n : -n);
}

void solve(){
	dll result = 0;
	dll total = 0;
	dll rangetot = 0;
	for (i = 0; i < n; i++) {
		if (a[i] >= 0) total += a[i];
	}
	for (i = 0; i < k; i++) {
		if (a[i] >= 0) total -= a[i];
		rangetot += a[i];
	}

	// puts("deb line B");

	while (i <= n) {
		ull candid;
		candid = total;
		if (rangetot > 0) candid += rangetot;
		if (result < candid) result = candid;

		if (a[i-k] >= 0) total += a[i-k];
		rangetot -= a[i-k];
		if (a[i] >= 0) total -= a[i];
		rangetot += a[i];
		i++;
	}

	printf("%lld\n", result);
	return;
}

int main (void) {
	scanf("%d%d", &n, &k);
	for (i = 0; i < n; i++) scanf("%lld", &a[i]);

		// puts("deb line A");

	solve();
	return 0;
}


Submission Info

Submission Time
Task B - Contiguous Repainting
User sheyasutaka
Language C (GCC 5.4.1)
Score 400
Code Size 1095 Byte
Status AC
Exec Time 15 ms
Memory 896 KB

Compile Error

./Main.c:22:5: warning: conflicting types for built-in function ‘abs’
 ull abs(dll n){
     ^
./Main.c: In function ‘main’:
./Main.c:58:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &k);
  ^
./Main.c:59:26: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  for (i = 0; i < n; i++) scanf("%lld", &a[i]);
                          ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 400 / 400
Status
AC × 4
AC × 26
Set Name Test Cases
Sample 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt
All 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 1_20.txt, 1_21.txt
Case Name Status Exec Time Memory
0_00.txt AC 1 ms 128 KB
0_01.txt AC 1 ms 128 KB
0_02.txt AC 1 ms 128 KB
0_03.txt AC 1 ms 128 KB
1_00.txt AC 1 ms 128 KB
1_01.txt AC 1 ms 128 KB
1_02.txt AC 1 ms 128 KB
1_03.txt AC 10 ms 896 KB
1_04.txt AC 15 ms 896 KB
1_05.txt AC 15 ms 896 KB
1_06.txt AC 14 ms 896 KB
1_07.txt AC 15 ms 896 KB
1_08.txt AC 14 ms 896 KB
1_09.txt AC 14 ms 896 KB
1_10.txt AC 14 ms 896 KB
1_11.txt AC 14 ms 896 KB
1_12.txt AC 14 ms 896 KB
1_13.txt AC 14 ms 896 KB
1_14.txt AC 14 ms 896 KB
1_15.txt AC 14 ms 896 KB
1_16.txt AC 15 ms 896 KB
1_17.txt AC 14 ms 896 KB
1_18.txt AC 14 ms 896 KB
1_19.txt AC 14 ms 896 KB
1_20.txt AC 14 ms 896 KB
1_21.txt AC 14 ms 896 KB