Submission #1172528

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1172528	2025-03-23 22:04:13	versesrev	Arranging Shoes (IOI19_shoes)	C++20	Compilation error	0 ms	0 KiB

shoes

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// 22:03
#include <vector>
long long count_swap(std::vector<int> ss) {
  long long n = ss.size();
  return n * (n - 1) / 2;
}
 
 
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Compilation message (stderr)

/usr/bin/ld: /tmp/ccWWkqHw.o: in function `main':
grader.cpp:(.text.startup+0x289): undefined reference to `count_swaps(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status