Submission #9384

#TimeUsernameProblemLanguageResultExecution timeMemory
9384YesUjamWiring (kriii2_W)C++98
4 / 4
0 ms1088 KiB
#include <cstdio> int main() { long long n; scanf("%lld", &n); if(n%2) printf("%lld\n", (n-1)/2); else printf("%lld\n", n-1); }
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