Submission #3770373

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Source Code Expand

#include <cstdio>
#include <algorithm>
using namespace std;
#define REP(i, n) for(int i = 0; i < (int)(n); ++i)

char buf[300000+10];

int es[300000+10];

int main(void) {
  int n;
  scanf("%d", &n);
  scanf("%s", buf);
  REP(i, n) {
    es[i+1] = es[i] + (buf[i] == 'E');
  }
  int res = 10000000;
  REP(i, n) {
    int cur = (i - es[i]) + (es[n] - es[i+1]);
    res = min(cur, res);
  }
  printf("%d\n", res);
  
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:13:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &n);
                  ^
./Main.cpp:14:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s", buf);
                   ^

Judge Result