Submission #337591

#	Time	Username	Problem	Language	Result	Execution time	Memory
337591		beksultan04	Weighting stones (IZhO11_stones)	C++14	0 / 100	0 ms	364 KiB

stones

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pii pair<int,int>
#define OK puts("OK");
#define NO puts("NO");
#define YES puts("YES");
#define fr first
#define sc second
#define ret return
#define scan1(a) scanf("%lld",&a);
#define scan2(a,b) scanf("%lld %lld",&a, &b);
#define scan3(a,b,c) scanf("%lld %lld %lld",&a,&b,&c);
#define all(s) s.begin(),s.end()
#define allr(s) s.rbegin(),s.rend()
#define pb push_back
#define sz(v) (int)v.size()
#define endi puts("");
const int N = 1e6+12,INF=1e9+7;
vector <int> v[3];
main(){
    int n,i,j,l=0,a=0,b=0,r=0;
    scan1(n)
    for (i=0;i<n;++i){
        int x,y;
        scan2(x,y)

        if (y == 1){
            l+=x;
            a+=100000+x;
        }
        else {
            r+=x;
            b+=100000+x;
        }
        if (l == r || a == b || l > r && b > a || r > l && a > b){
            cout <<"?\n";
        }
        else if (r > l){
            cout <<"<\n";
        }
        else cout <<">\n";

    }
}

Compilation message (stderr)

stones.cpp:21:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   21 | main(){
      |      ^
stones.cpp: In function 'int main()':
stones.cpp:36:39: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   36 |         if (l == r || a == b || l > r && b > a || r > l && a > b){
      |                                 ~~~~~~^~~~~~~~
stones.cpp:36:57: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   36 |         if (l == r || a == b || l > r && b > a || r > l && a > b){
      |                                                   ~~~~~~^~~~~~~~
stones.cpp:22:13: warning: unused variable 'j' [-Wunused-variable]
   22 |     int n,i,j,l=0,a=0,b=0,r=0;
      |             ^
stones.cpp:11:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   11 | #define scan1(a) scanf("%lld",&a);
      |                  ~~~~~^~~~~~~~~~~
stones.cpp:23:5: note: in expansion of macro 'scan1'
   23 |     scan1(n)
      |     ^~~~~
stones.cpp:12:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   12 | #define scan2(a,b) scanf("%lld %lld",&a, &b);
      |                    ~~~~~^~~~~~~~~~~~~~~~~~~~
stones.cpp:26:9: note: in expansion of macro 'scan2'
   26 |         scan2(x,y)
      |         ^~~~~

• Subtask 1: 0 / 100