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Compile Error 

/in/foo.cc:2:94: error: bad value (native) for option("arch=") attribute
 #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native,arch=native")
                                                                                              ^
In file included from /usr/include/c++/6/cassert:44:0,
                 from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:33,
                 from /in/foo.cc:3:
/usr/include/assert.h:71:43: error: bad value (native) for option("arch=") attribute
      __THROW __attribute__ ((__noreturn__));
                                           ^
/usr/include/assert.h:71:43: error: bad value (native) for option("arch=") attribute
/usr/include/assert.h:71:43: error: bad value (native) for option("arch=") attribute
/usr/include/assert.h:71:43: error: bad value (native) for option("arch=") attribute
/usr/include/assert.h:76:43: error: bad value (native) for option("arch=") attribute
      __THROW __attribute__ ((__noreturn__));
                                           ^
/usr/include/assert.h:76:43: error: bad value (native) for option("arch=") attribute
/usr/include/assert.h:76:43: error: bad value (native) for option("arch=") attribute
/usr/include/assert.h:76:43: error: bad value (native) for option("arch=") attribute
/usr/include/assert.h:82:43: error: bad value (native) for option("arch=") attribute
      __THROW __attribute__ ((__noreturn__));
                                           ^
/usr/include/assert.h:82:43: error: bad value (native) for option("arch=") attribute
/usr/include/assert.h:82:43: error: bad value (native) for option("arch=") attribute
/usr/include/assert.h:82:43: error: bad value (native) for option("arch=") attribute
In file included from /usr/include/endian.h:60:0,
                 from /usr/include/ctype.h:39,
                 from /usr/include/c++/6/cctype:42,
                 from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:35,
                 from /in/foo.cc:3:
/usr/include/x86_64-linux-gnu/bits/byteswap.h:45:31: error: bad value (native) for option("arch=") attribute
 __bswap_32 (unsigned int __bsx)
                               ^
/usr/include/x86_64-linux-gnu/bits/byteswap.h:45:31: error: bad value (native) for option("arch=") attribute
/usr/include/x86_64-linux-gnu/bits/byteswap.h:109:29: error: bad value (native) for option("arch=") attribute
 __bswap_64 (__uint64_t __bsx)
                             ^
/usr/include/x86_64-linux-gnu/bits/byteswap.h:109:29: error: bad value (native) for option("arch=") attribute
In file included from /usr/include/c++/6/cctype:42:0,
                 from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:35,
                 from /in/foo.cc:3:
/usr/include/ctype.h:80:40: error: bad value (native) for option("arch=") attribute
      __THROW __attribute__ ((__const__));
                                        ^
/usr/include/ctype.h:80:40: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:80:40: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:80:40: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:82:40: error: bad value (native) for option("arch=") attribute
      __THROW __attribute__ ((__const__));
                                        ^
/usr/include/ctype.h:82:40: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:82:40: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:82:40: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:84:40: error: bad value (native) for option("arch=") attribute
      __THROW __attribute__ ((__const__));
                                        ^
/usr/include/ctype.h:84:40: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:84:40: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:84:40: error: bad value (native) for option("arch=") attribute
In file included from /usr/include/features.h:364:0,
                 from /usr/include/x86_64-linux-gnu/c++/6/bits/os_defines.h:39,
                 from /usr/include/x86_64-linux-gnu/c++/6/bits/c++config.h:507,
                 from /usr/include/c++/6/cassert:43,
                 from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:33,
                 from /in/foo.cc:3:
/usr/include/ctype.h:110:1: error: bad value (native) for option("arch=") attribute
 __exctype (isalnum);
 ^
/usr/include/ctype.h:110:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:110:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:110:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:111:1: error: bad value (native) for option("arch=") attribute
 __exctype (isalpha);
 ^
/usr/include/ctype.h:111:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:111:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:111:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:112:1: error: bad value (native) for option("arch=") attribute
 __exctype (iscntrl);
 ^
/usr/include/ctype.h:112:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:112:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:112:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:113:1: error: bad value (native) for option("arch=") attribute
 __exctype (isdigit);
 ^
/usr/include/ctype.h:113:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:113:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:113:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:114:1: error: bad value (native) for option("arch=") attribute
 __exctype (islower);
 ^
/usr/include/ctype.h:114:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:114:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:114:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:115:1: error: bad value (native) for option("arch=") attribute
 __exctype (isgraph);
 ^
/usr/include/ctype.h:115:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:115:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:115:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:116:1: error: bad value (native) for option("arch=") attribute
 __exctype (isprint);
 ^
/usr/include/ctype.h:116:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:116:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:116:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:117:1: error: bad value (native) for option("arch=") attribute
 __exctype (ispunct);
 ^
/usr/include/ctype.h:117:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:117:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:117:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:118:1: error: bad value (native) for option("arch=") attribute
 __exctype (isspace);
 ^
/usr/include/ctype.h:118:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:118:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:118:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:119:1: error: bad value (native) for option("arch=") attribute
 __exctype (isupper);
 ^
/usr/include/ctype.h:119:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:119:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:119:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:120:1: error: bad value (native) for option("arch=") attribute
 __exctype (isxdigit);
 ^
/usr/include/ctype.h:120:1: error: bad value (native) for option("arch=") attribute
/usr/include/ctype.h:120:1:

代码

#pragma GCC optimize("Ofast","unroll-loops","omit-frame-pointer","inline") //Optimization flags
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native,arch=native")
#include <bits/stdc++.h>
#define N 2000020
using namespace std;
inline int read(){
	int x=0,f=1;char ch=getchar();
	while(ch>'9'||ch<'0')ch=='-'&&(f=0)||(ch=getchar());
	while(ch<='9'&&ch>='0')x=(x<<3)+(x<<1)+ch-'0',ch=getchar();
	return f?x:-x;
}

int pri[N], mark[N], p[N], cnt;

void shai(int n) {
  for (int i = 2; i <= n; ++ i) {
    if (!mark[i]) pri[++ cnt] = i, p[i] = i;
    for (int j = 1; j <= cnt && i * pri[j] <= n; ++ j) {
      mark[i * pri[j]] = 1;
      p[i * pri[j]] = pri[j];
    }
  }
}

int a[N], tot, bs[N], totb, cs[N];

void chai(int x) {
  while (x > 1) {
    int ps = p[x];
    x /= ps;
    a[++ tot] = ps;
  }
}

long long MAX_DFS = 0, damn;
int ans = 0, res = 0;
long long fuck[N], bbs[N];

int A;
double srt;

void dfs(int d, long long val) {
  if (val > MAX_DFS) return;
  if (d > totb) {
    if (val * val < damn) return;
    int cpb = val;
    int cmb = damn / cpb;
    if ((cmb + cpb) & 1) {
      return;
    }
    int c = (cpb + cmb) >> 1;
    int b = (cpb - cmb) >> 1;
    if (b < A) {
      return;
    }
    ++ ans;
    res ^= (A + b) ^ c;
    // printf("Found %d %d %d\n", A, b, c);
    return;
  }
  if (val * fuck[d] < A) return;
  for (int i = 0; i <= cs[d]; ++ i) {
    dfs(d + 1, val);
    val = val * bs[d];
  }
}

int main() {
  int n = read();
  shai(2000001);
int sss=n-sqrt(((long long)n*n+1)/2);
  for (A = 2; A <= sss; ++ A) {
    // (a-1)(a+1) = (c-b)(c+b)
    damn = (long long) A * A - 1;
    tot = 0;
    chai(A - 1);
    chai(A + 1);
    MAX_DFS = n - A;
    sort(a + 1, a + tot + 1);
    totb = 0;
    for (int i = 1; i <= tot; ++ i) {
      if (a[i] != a[i - 1]) {
        bs[++ totb] = a[i];
        cs[totb] = 1;
        bbs[totb] = a[i];
      } else {
        cs[totb] ++;
        bbs[totb] *= a[i];
      }
    }
    fuck[totb + 1] = 1;
    for (int i = totb; i; -- i) {
      fuck[i] = fuck[i + 1] * bbs[i];
    }

    // if (A == 1651) {
    //   for (int i = 1; i <= totb; ++ i) {
    //     printf("%d %d %lld %lld\n", bs[i], cs[i], bbs[i], fuck[i]);
    //   }
    //   return 0;
    // }

    dfs(1, 1);
  }
  for (int i = 1; 2*i+1 <= n; ++ i) {
    ++ ans;
    res ^= (i + 1) ^ i;
  }
  printf("%d %d\n", ans, res);
}

信息

递交者
类型
递交
题目
P1003 hitwh 2019 新生赛 D Songer 的排兵布阵
语言
C++
递交时间
2020-12-17 17:11:19
评测时间
2020-12-17 17:11:19
评测机
分数
0
总耗时
0ms
峰值内存
0 Bytes
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