簡(jiǎn)單題

View Code #include <iostream> #include <cstdlib> #include <cstdio> #include <cstring> #include <algorithm> using namespace std;#define maxn 105 #define inf 0x3f3f3f3fstruct Elem {char *s;int len; }elem[maxn];int n; char st[maxn][maxn];bool cmp(const Elem &a, const Elem &b) {if (a.len == b.len)return strcmp(a.s, b.s) < 0;return a.len < b.len; }void scan(char *a) {scanf("%s", a); }void print(char *a) {printf("%s\n", a); }int mismatch(char *a, char *b, int len) {for (int i = 0; i < len; i++)if (a[i] != b[i])return i;return -1; }int main() {//freopen("t.txt", "r", stdin);while (scanf("%d", &n), n){for_each(st, st + n, scan);//for_each(st, st + n, print);for (int i = 0; i < n; i++){elem[i].s = st[i];elem[i].len = strlen(st[i]);reverse(elem[i].s, elem[i].s + elem[i].len);}sort(elem, elem + n, cmp);int ans = inf;for (int i = 0; i < n - 1; i++)if (elem[i].len == elem[i + 1].len){int temp = mismatch(elem[i].s, elem[i + 1].s, elem[i].len);ans = min(ans, elem[i].len - temp - 1);}for (int i = 0; i < n; i++)ans = min(ans, elem[i].len - 1);printf("%d\n", ans);}return 0; }

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