Submission #1172045

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1172045	2025-03-22 13:02:36	coolboy19521	Bigger segments (IZhO19_segments)	C++20	Compilation error	0 ms	0 KiB

segments

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#include "bits/stdc++.h"
#define mxN 500005
#define bfS 1<<15
using namespace std;
long long pr[mxN];
int a[mxN];
inline namespace putin{
  char buf[bfS];
  int pos, len;
  char nextChar(){
    if (pos == len){
      len = fread(buf, 1, bfS, stdin), pos = 0;
      if (!len) return EOF;
    }
    return buf[pos ++];
  }
  int nextInt(){
    int s = 1, x = 1;
    char c;
    while (!isdigit(c = nextChar()))
      if ('-' == c) x = -1;
    x *= c - '0';
    while (isdigit(c = nextChar()))
      x = x * 10 + c - '0';
    return x;
  }
 
 
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Compilation message (stderr)

segments.cpp: In function 'int main()':
segments.cpp:87:28: error: assignment of read-only reference 'sm'
   87 |                         sm = -sm;
      |                         ~~~^~~~~