oj.uz

답안 #25102

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
25102 2017-06-20T06:52:30 Z 김동현(#1052) Sterilizing Spray (JOI15_sterilizing) C++11
10 / 100
 3219 ms 2440 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

const int MX = 100000, B = 50;
int n, q, K;

struct Buc{
	int a[B], c, nc;
	ll s;
	void ch(int x, int v){ s -= a[x]; a[x] = v; s += a[x]; }
	void dv(int x){ s -= a[x]; a[x] /= K; s += a[x]; }
	void rs(){
		s = 0;
		for(int i = 0; i < B; i++) s += a[i];
	}
	ll rec(){
		while(c <= 30 && c < nc){
			for(int i = 0; i < B; i++) a[i] /= K;
			c++;
		}
		rs();
		return s;
	}
	void rn(){
		rec();
		c = nc = 0;
	}
};

Buc a[MX / B + 1];

int main(){
	scanf("%d%d%d", &n, &q, &K);
	for(int i = 0; i < n; i++){
		scanf("%d", a[i / B].a + (i % B));
		a[i / B].s += a[i / B].a[i % B];
	}
	for(int t, x, y; q--; ){
		scanf("%d%d%d", &t, &x, &y);
		if(t == 1){
			x--;
			a[x / B].rn();
			a[x / B].ch(x % B, y);
		}
		else if(t == 2){
			x--; y--;
			if(x % B) a[x / B].rn();
			for(; x <= y && x % B; x++) a[x / B].dv(x % B);
			for(; x + B <= y; x += B) a[x / B].nc++;
			if(x <= y) a[y / B].rn();
			for(; x <= y; x++) a[y / B].dv(x % B);
		}
		else{
			x--; y--;
			ll ans = 0;
			for(; x <= y && x % B; x++) ans += a[x / B].a[x % B];
			for(; x + B <= y; x += B) ans += a[x / B].rec();
			for(; x <= y; x++) ans += a[y / B].a[x % B];
			printf("%lld\n", ans);
		}
		//for(int i = 0; i < n; i++) printf("%d ", a[i / B].a[i % B]);
		//puts("");
	}
	//puts("");
}

Compilation message

sterilizing.cpp: In function 'int main()':
sterilizing.cpp:34:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d", &n, &q, &K);
                             ^
sterilizing.cpp:36:36: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", a[i / B].a + (i % B));
                                    ^
sterilizing.cpp:40:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d", &t, &x, &y);
                              ^

Subtask #1
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 2440 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 973 ms 2440 KB Output is correct
2 Correct 736 ms 2440 KB Output is correct
3 Correct 719 ms 2440 KB Output is correct
4 Correct 1083 ms 2440 KB Output is correct
5 Correct 1359 ms 2440 KB Output is correct
6 Correct 1336 ms 2440 KB Output is correct
7 Correct 1379 ms 2440 KB Output is correct
8 Correct 1413 ms 2440 KB Output is correct
9 Correct 3219 ms 2440 KB Output is correct
10 Correct 3173 ms 2440 KB Output is correct
11 Correct 3209 ms 2440 KB Output is correct
12 Correct 3133 ms 2440 KB Output is correct

Subtask #3
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 123 ms 2440 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 75.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 709 ms 2440 KB Output isn't correct
2 Halted 0 ms 0 KB -