제출 #681686

#제출 시각아이디문제언어결과실행 시간메모리
681686qwerasdfzxclMalnaRISC (COI21_malnarisc)C++17
76.41 / 100
1 ms344 KiB
#include <bits/stdc++.h> typedef long long ll; using namespace std; void print(int i, int j){ printf("CMPSWP R%d R%d ", i, j); } int main(){ int n; scanf("%d", &n); printf("%d\n", n); for (int i=1;i<=n;i++){ for (int j=2-(i%2);j+1<=n;j+=2) print(j, j+1); printf("\n"); } return 0; }

컴파일 시 표준 에러 (stderr) 메시지

malnarisc.cpp: In function 'int main()':
malnarisc.cpp:12:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |     scanf("%d", &n);
      |     ~~~~~^~~~~~~~~~
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