Submission #1359555

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Source Code Expand

#include <stdio.h>
#include <string.h>

#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define MAX(a, b) ((a) > (b) ? (a) : (b))

int main(void) {
  char s[200];
  scanf("%s", s);
  
  int ans = 10000;
  int n = strlen(s); 
  for (int ch = 'a'; ch <= 'z'; ch++) {    
    int idx = n, req = 0;
    for (int i = n-1; i >= 0; i--) {
      if (s[i] != ch) {
        req = MAX(req, idx-i);
      } else {
        idx = i;
      }
    }
    ans = MIN(req, ans);
  }
  
  printf("%i\n", ans);
  
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s", s);
                 ^

Judge Result