signed main() { int s; char N[10000001]; int num = 0; char c1, c2; scanf("%d", &s); // 最小字符串长度 while (getchar() != '\n') ; fgets(N, 10000000, stdin); size_t length = strlen(N); if (N[length - 1] == '\n') { N[length - 1] = '\0'; } char *pos...