为什么50分。。瓦达西要碎了。谁来调调我

#include <stdio.h>
#include<string.h>
#include <ctype.h>
#define danci 101
#define geshu 10001
int iskey(char key[][danci],int count,const char *a) {
	for (int i = 0; i < count; i++) {

if (strcmp(key[i], a) == 0) {
		return 1;
	}


	}	return 0;
	
}


int main() {
	int n;int k = 0;
	scanf("%d", &n);
	getchar();
	char key[geshu][danci];
	for (int i = 0; i < n; i++) {
		char curr[danci];
		fgets(curr, danci, stdin);
		curr[strcspn(curr, "\n")] = '\0';
		int count1[26] = { 0 };
		int len = strlen(curr);
		for (int i = 0; i < len; i++) {
			count1[curr[i]-'A']++;
		}
		char idx[26] = { 0 };
		for (int i = 0; i < 26; i++) {
			char num[4];
			sprintf(num, "%d", count1[i]);
			strcat(idx, num);

		}
		if (!iskey(key, k, idx)) {
			strcpy(key[k],idx);
			k++;
		}
	}
	printf("%d", k);


}