제출 #1074705

#제출 시각아이디문제언어결과실행 시간메모리
1074705mc061미술 수업 (IOI13_artclass)C++14
컴파일 에러
0 ms0 KiB
#pragma once #include <bits/stdc++.h> using namespace std; int diff(array<int, 3> pixel_1, array<int, 3> pixel_2) { int ret = 0; for (int i = 0; i < 3; ++i) { ret += abs(pixel_1[i] - pixel_2[i]); } return ret; } int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) { int similarities = 0; int diffs = 0; for (int t = 0; t < W; t += 10) { for (int i = 1; i < H; i += 10) { int df = diff({R[i][t], G[i][t], B[i][t]}, {R[i-1][t], G[i-1][t], B[i-1][t]}); diffs += df > 20; similarities += df <= 20; } } double p = (double)diffs / similarities; cerr << p << "\n"; if (p > 1) { return 3; } if (p < 0.1) { return 4; } return 2; // cout << diffs << " " << similarities << "\n"; // return 0; }

컴파일 시 표준 에러 (stderr) 메시지

artclass.cpp:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
/usr/bin/ld: /tmp/cctKTxeb.o: in function `main':
grader.c:(.text.startup+0x200): undefined reference to `style'
collect2: error: ld returned 1 exit status