全部评论 6

  • 3天前 来自 浙江

    0
  • ok

    1周前 来自 浙江

    0
  • #include<bits/stdc++.h>
    using namespace std;
    int n,m1,m2,ans = 150000;
    int i,j;
    int s[10001],f[10001];
    bool p[30001];
    int prime[501][3],size = 0;
    int main(void) {
    	memset(p,1,sizeof(p));
    	memset(f,0,sizeof(f));
    	scanf("%d%d%d",&n,&m1,&m2);
    	if (m1 == 1) {
    		printf("0");
    		return 0;
    	}
    	for (i = 1; i <= n; i++)
    		scanf("%d",&s[i]);
    	int xx = floor(sqrt(m1));
    	for (i = 2; i <= xx; i++) {
    
    		if (p[i]) {
    			if (m1 % i == 0) {
    				prime[++size][1] = i;
    				prime[size][2] = 1;
    			}
    		}
    		int tim = 2;
    		while (tim * i <= m1) {
    			p[tim * i] = 0;
    			tim++;
    		}
    	}
    	for (i = 1; i <= size; i++) {
    		int num = prime[i][1];
    		while (m1 % (num * prime[i][1]) == 0) {
    			num *= prime[i][1];
    			prime[i][2]++;
    		}
    		prime[i][2] *= m2;
    	}
    	if (size == 0) {
    		prime[++size][1] = m1;
    		prime[size][2] = m2;
    	}
    	for (i = 1; i <= n; i++) {
    		for (j = 1; j <= size; j++) {
    			if (s[i] % prime[j][1] != 0) {
    				f[i] = 150000;
    				break;
    			}
    			int tim = 1;
    			long long num = prime[j][1];
    			while (s[i] % (num * prime[j][1]) == 0) {
    				num *= prime[j][1];
    				tim++;
    			}
    			int an = (prime[j][2]-1) / tim + 1;
    			if (an > f[i]) f[i] = an;
    		}
    	}
    	for (i = 1; i <= n; i++)
    		if (ans > f[i]) ans=f[i];
    	if (ans == 150000) printf("-1");
    	else printf("%d",ans);
    	return 0;
    }
    

    2026-03-18 来自 浙江

    0
  • 2026-03-05 来自 福建

    0
  • 不懂

    2024-06-25 来自 广东

    0
  • ?

    2024-06-25 来自 广东

    0
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