35 lines
674 B
C
35 lines
674 B
C
#include <stdio.h>
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#include <string.h>
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int count(const char *l, size_t len, int num) {
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int i, j, cc[26] = {0}, tc;
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for (i = 0; i < len - num; i++) {
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if (i > 0) {
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cc[l[i-1] - 'a']--;
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cc[l[i+num-1] - 'a']++;
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} else
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for (j = 0; j < num; j++)
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cc[l[i+j] - 'a']++;
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for (j = 0, tc = 0; j < 26; j++)
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tc += cc[j] == 1;
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if (tc == num)
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return i + num;
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}
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return 0;
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}
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int main(void) {
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char l[4096];
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size_t len;
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fgets(l, 4096, stdin);
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len = strlen(l);
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printf("Silver: %d\nGold: %d\n",
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count(l, len, 4), count(l, len, 14));
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}
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