oj.uz

답안 #22068

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
22068 2017-04-29T07:01:58 Z 연습 세션과 본 대회의 등록은 왜 따로일까(#1013, gs13105) 다항식 계산 (KRIII5P_2) C++14
2 / 7
 206 ms 8928 KB 
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>

using namespace std;

long long arr[1000010];

int main()
{
    int n, p, i, j;
    long long c, r;
    scanf("%d%d", &n, &p);
    for(i = n; i>=0; i--)
        scanf("%lld", &arr[i]);

    if(p == 2)
    {
        printf("%lld\n", arr[0] % p);
        r = 0;
        for(i = 0; i<=n; i++)
        {
            r += arr[i];
            r %= p;
        }
        printf("%lld", r);
        return 0;
    }

    for(i = p-1; i<=n; i++)
    {
        arr[i%(p-1)] += arr[i];
        arr[i%(p-1)] %= p;
    }
    
    for(i = 0; i<p; i++)
    {
        c = 1;
        r = 0;
        for(j = 0; j<p-1; j++)
        {
            r += arr[j] * c;
            c *= i;

            r %= p;
            c %= p;
        }

        printf("%lld\n", r);
    }
    return 0;
}

Compilation message

pc.cpp: In function 'int main()':
pc.cpp:14:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &n, &p);
                          ^
pc.cpp:16:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld", &arr[i]);
                               ^

Subtask #1
2.0 / 2.0

# 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
4 Correct 0 ms 8928 KB Output is correct
5 Correct 0 ms 8928 KB Output is correct
6 Correct 26 ms 8928 KB Output is correct
7 Correct 26 ms 8928 KB Output is correct
8 Correct 26 ms 8928 KB Output is correct
9 Correct 23 ms 8928 KB Output is correct
10 Correct 23 ms 8928 KB Output is correct
11 Correct 13 ms 8928 KB Output is correct
12 Correct 29 ms 8928 KB Output is correct
13 Correct 3 ms 8928 KB Output is correct
14 Correct 0 ms 8928 KB Output is correct
15 Correct 3 ms 8928 KB Output is correct

Subtask #2
0 / 5.0

# 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
4 Correct 0 ms 8928 KB Output is correct
5 Correct 0 ms 8928 KB Output is correct
6 Correct 26 ms 8928 KB Output is correct
7 Correct 26 ms 8928 KB Output is correct
8 Correct 26 ms 8928 KB Output is correct
9 Correct 23 ms 8928 KB Output is correct
10 Correct 23 ms 8928 KB Output is correct
11 Correct 13 ms 8928 KB Output is correct
12 Correct 29 ms 8928 KB Output is correct
13 Correct 3 ms 8928 KB Output is correct
14 Correct 0 ms 8928 KB Output is correct
15 Correct 3 ms 8928 KB Output is correct
16 Correct 196 ms 8928 KB Output is correct
17 Incorrect 206 ms 8928 KB Output isn't correct
18 Halted 0 ms 0 KB -