Submission #5082

#TimeUsernameProblemLanguageResultExecution timeMemory
5082ainta양말 찾기 (KPI13_socks)C++98
Compilation error
0 ms0 KiB
#pragma warning(disable:4996) #include<stdio.h> #define SZ 45001 #define INF 1000000000 int n, R[3][SZ + 10], D[3][SZ + 10], p1[3], p2[3]; int PP(int a, int M1, int b, int M2){ int i; for (i = a; i <= INF + INF; i += M1){ if (i%M2 == b)break; } return i; } bool Correct(int a, int M1, int b, int M2){ if (a > b){ int t = a, a = b, b = t; } if (a / M1 != b / M1){ if (p2[SZ - M1] != SZ * (a / M1) + (b / M1))return false; } else if (p2[SZ - M1])return false; if (a / M2 != b / M2){ if (p2[SZ - M2] != SZ * (a / M2) + (b / M2))return false; } else if (p2[SZ - M2])return false; return true; } void Do(int a, int b, int M1, int c, int d, int M2){ int i, d1, d2; d1 = PP(a, M1, c, M2); d2 = PP(b, M1, d, M2); if (d1 > INF*2 || d2 > INF*2 || !Correct(d1, M1, d2, M2)){ d1 = PP(a, M1, d, M2); d2 = PP(b, M1, c, M2); } if (d1 > d2)i = d1, d1 = d2, d2 = i; printf("%d %d\n", d1 - INF, d2 - INF); } int main(){ int i, j, a, c1, c2; scanf("%d", &n); for (j = 0; j != n; j++){ scanf("%d", &a); a += INF; for (i = 0; i < 3; i++){ R[i][a % (SZ - i)] = !R[i][a % (SZ - i)]; D[i][a / (SZ - i)] = !D[i][a / (SZ - i)]; } } for (i = 0; i < 3; i++){ c = 0, c2 = 0; for (j = 0; j < SZ; j++){ if (R[i][j]){ c1++; if (p1[i]) p1[i] += j - 1; else p1[i] = j * SZ + 1; } if (D[i][j]){ c2++; if (p2[i]) p2[i] += j - 1; else p2[i] = j * SZ + 1; } } if ((c1 != 0 && c1 != 2) || (c2 != 0 && c2 != 2)){ while (1){ } } } int k[6], c = 0; for (i = 0; i < 3 && c < 6; i++){ if (p1[i])k[c++] = p1[i] / SZ, k[c++] = p1[i] % SZ, k[c++] = SZ - i; } Do(k[0], k[1], k[2], k[3], k[4], k[5]); }

Compilation message (stderr)

socks.cpp:1:0: warning: ignoring #pragma warning  [-Wunknown-pragmas]
socks.cpp: In function 'bool Correct(int, int, int, int)':
socks.cpp:14:25: warning: unused variable 'a' [-Wunused-variable]
socks.cpp:14:32: warning: unused variable 'b' [-Wunused-variable]
socks.cpp: In function 'int main()':
socks.cpp:48:3: error: 'c' was not declared in this scope
socks.cpp:38:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
socks.cpp:40:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]