oj.uz

답안 #23062

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
23062 2017-05-02T14:41:50 Z model_code Nizin (COCI16_nizin) C++11
100 / 100
 103 ms 8928 KB 
#include <cstdio>

using namespace std;

typedef long long llint; 

const int MAXN = 1e6 + 10;

int n;
llint a[MAXN];

int main(void) {

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

  int sol = 0, lo = 0, hi = n - 1;

  while (lo < hi) {
    
    if (a[lo] == a[hi]) {
      ++lo; --hi;
      continue;
    }

    if (a[lo] < a[hi]) {
      a[lo + 1] += a[lo];
      ++lo;
    } else {
      a[hi - 1] += a[hi];
      --hi;
    }

    ++sol;

  }

  printf("%d\n", sol);

  return 0;

}

Compilation message

nizin.cpp: In function 'int main()':
nizin.cpp:14:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &n);
                  ^
nizin.cpp:16:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &a[i]);
                         ^

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 8928 KB Output is correct
2 Correct 0 ms 8928 KB Output is correct
3 Correct 0 ms 8928 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 8928 KB Output is correct
2 Correct 0 ms 8928 KB Output is correct
3 Correct 0 ms 8928 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 8928 KB Output is correct
2 Correct 0 ms 8928 KB Output is correct
3 Correct 0 ms 8928 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 8928 KB Output is correct
2 Correct 0 ms 8928 KB Output is correct
3 Correct 0 ms 8928 KB Output is correct

Subtask #5
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 8928 KB Output is correct
2 Correct 0 ms 8928 KB Output is correct
3 Correct 0 ms 8928 KB Output is correct

Subtask #6
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 8928 KB Output is correct
2 Correct 0 ms 8928 KB Output is correct
3 Correct 0 ms 8928 KB Output is correct

Subtask #7
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 8928 KB Output is correct
2 Correct 9 ms 8928 KB Output is correct
3 Correct 9 ms 8928 KB Output is correct

Subtask #8
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 36 ms 8928 KB Output is correct
2 Correct 43 ms 8928 KB Output is correct
3 Correct 56 ms 8928 KB Output is correct

Subtask #9
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 69 ms 8928 KB Output is correct
2 Correct 69 ms 8928 KB Output is correct
3 Correct 96 ms 8928 KB Output is correct

Subtask #10
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 96 ms 8928 KB Output is correct
2 Correct 103 ms 8928 KB Output is correct
3 Correct 93 ms 8928 KB Output is correct