제출 #64054

#제출 시각아이디문제언어결과실행 시간메모리
64054patrikpavic2Stove (JOI18_stove)C++17
100 / 100
184 ms14460 KiB
#include <cstdio> #include <cstring> #include <set> #define X first using namespace std; typedef pair < int, int> pii; set < pii > s; int lst = 0, n, k, fir = 0, sol = 0; int main(){ scanf("%d%d", &n, &k); for(int i = 0;i<n;i++){ int x;scanf("%d", &x); if(lst) s.insert({x - lst - 1, i}); else fir = x; lst = x; } sol = lst - fir + 1; for(int i = 1;i<k;i++){ sol -= s.rbegin()->X; s.erase(*s.rbegin()); } printf("%d\n", sol); return 0; }

컴파일 시 표준 에러 (stderr) 메시지

stove.cpp: In function 'int main()':
stove.cpp:16:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &n, &k);
     ~~~~~^~~~~~~~~~~~~~~~
stove.cpp:18:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         int x;scanf("%d", &x);
               ~~~~~^~~~~~~~~~
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