Submission #502227

#	Time	Username	Problem	Language	Result	Execution time	Memory
502227		vrohak	Xylophone (JOI18_xylophone)	C++17	Compilation error	0 ms	0 KiB

xylophone

void solve(int n) {
   // ako je x pozitivan //ako je x pozitivan //ako je x pozitivan //ako je x
   // pozitivan //ako je x pozitivan //ako je x pozitivan //ako je x pozitivan
   // //ako je x pozitivan

   int rj1[n + 65], l1, l2, l3, stg1 = 0;
   rj1[1] = 0;
   int odg1 = query(1, 2);
   l1 = odg1;
   int odg2 = query(2, 3);
   l2 = odg2;
   int odg3 = query(1, 3);
   l3 = odg3;
   rj1[2] = odg1;
   if (odg3 == odg2 + odg1) {
      rj1[3] = odg1 + odg2;
   } else {
      stg1 = 1;
      rj1[3] = odg1 - odg2;
   }

   int od1[n + 65], od2[n + 56], od3[n + 99];
   for (int i = 4; i < n + 1; i++) {
      odg1 = odg2;
      odg2 = query(i - 1, i);
      odg3 = query(i - 2, i);
      od1[i] = odg1;
      od2[i] = odg2;
      od3[i] = odg3;

      if (stg1 == 0) {
         if (odg3 == odg2 + odg1) {
            rj1[i] = rj1[i - 1] + odg2;
         } else {
            stg1 = 1;
            rj1[i] = rj1[i - 1] - odg2;
         }
      } else {
         if (odg3 == odg2 + odg1) {
            rj1[i] = rj1[i - 1] - odg2;
         } else {
            stg1 = 0;
            rj1[i] = rj1[i - 1] + odg2;
         }
      }
   }

   int mini1 = 0x3f3f3f3f;
   for (int i = 1; i < n + 1; i++) {
      mini1 = min(mini1, rj1[i]);
   }
   mini1 = abs(mini1) + 1;  // ovdje je krivo bilo
   for (int i = 1; i < n + 1; i++) {
      rj1[i] = rj1[i] + mini1;
   }

   // ako je x negativan //ako je x negativan //ako je x negativan //ako je x
   // negativan //ako je x negativan //ako je x negativan //ako je x negativan
   // //ako je x negativan //ako je x negativan

   int rj2[n + 65];
   rj2[1] = 0;
   int stg2 = 1;
   int odg11 = l1;
   int odg22 = l2;
   int odg33 = l3;
   rj2[2] = (-1) * odg11;
   if (odg33 == odg22 + odg11) {
      rj2[3] = -(odg11 + odg22);
   } else {
      stg2 = 0;
      rj2[3] = rj2[2] + odg22;
   }

   for (int i = 4; i < n + 1; i++) {
      odg11 = od1[i];
      odg22 = od2[i];
      odg33 = od3[i];
      if (stg2 == 0) {
         if (odg33 == odg22 + odg11) {
            rj2[i] = rj2[i - 1] + odg22;
         } else {
            stg2 = 1;
            rj2[i] = rj2[i - 1] - odg22;
         }
      } else {
         if (odg33 == odg22 + odg11) {
            rj2[i] = rj2[i - 1] - odg22;
         } else {
            stg2 = 0;
            rj2[i] = rj2[i - 1] + odg22;
         }
      }
   }

   int mini2 = 0x3f3f3f3f;
   for (int i = 1; i < n + 1; i++) {
      mini2 = min(mini2, rj2[i]);
   }
   mini2 = abs(mini2) + 1;  // tu isto je krivo jer mini2 moze biti negativan
   for (int i = 1; i < n + 1; i++) {
      rj2[i] = rj2[i] + mini2;
   }

   // < ispis > < ispis > < ispis > < ispis > < ispis > < ispis > < ispis > <
   // ispis > < ispis > < ispis > < ispis > < ispis > < ispis > < ispis > <
   // ispis > < ispis > < ispis >
	/*
   int mp1 = 0, mp2 = 0, pro = 0, niz[n + 55];
   //	memset(niz, 0, sizeof niz);
   for (int i = 1; i < n + 1; i++) {
      if (rj1[i] == 1) {
         pro++;
      }
      if (rj1[i] == n and pro == 0) {
         mp1++;
         break;
      }
   }*/

	int idx1=-1, idx2=-1, mp1;

	for(int i=1;i<=n;i++){
		if(rj1[i] == 1) idx1 = i;
		if(rj1[i] == n) idx2 = i;
	}


   /*for (int i = 1; i < n + 1; i++){
           niz[rj1[i]]++;
   }
   for (int i = 1; i < n + 1; i++){
           if (niz[i] == 0){
                   mp2 = 1;
           }
   }*/

   if (idx1 < idx2) {
      for (int i = 1; i < n + 1; i++) {
         answer(i, rj1[i]);
      }
   } else {
      for (int i = 1; i < n + 1; i++) {
         answer(i, rj2[i]);
      }
   }

   return;
}

Compilation message (stderr)

xylophone.cpp: In function 'void solve(int)':
xylophone.cpp:8:15: error: 'query' was not declared in this scope
    8 |    int odg1 = query(1, 2);
      |               ^~~~~
xylophone.cpp:50:15: error: 'min' was not declared in this scope; did you mean 'mini1'?
   50 |       mini1 = min(mini1, rj1[i]);
      |               ^~~
      |               mini1
xylophone.cpp:52:12: error: 'abs' was not declared in this scope
   52 |    mini1 = abs(mini1) + 1;  // ovdje je krivo bilo
      |            ^~~
xylophone.cpp:98:15: error: 'min' was not declared in this scope; did you mean 'mini2'?
   98 |       mini2 = min(mini2, rj2[i]);
      |               ^~~
      |               mini2
xylophone.cpp:140:10: error: 'answer' was not declared in this scope
  140 |          answer(i, rj1[i]);
      |          ^~~~~~
xylophone.cpp:144:10: error: 'answer' was not declared in this scope
  144 |          answer(i, rj2[i]);
      |          ^~~~~~
xylophone.cpp:121:24: warning: unused variable 'mp1' [-Wunused-variable]
  121 |  int idx1=-1, idx2=-1, mp1;
      |                        ^~~