Submission #432366

#	Time	Username	Problem	Language	Result	Execution time	Memory
432366		juggernaut	Miners (IOI07_miners)	C++17	0 / 100	1591 ms	332 KiB

miners

#include<bits/stdc++.h>
#define fr first
#define sc second
using namespace std;
void usaco(string s){freopen((s+".in").c_str(),"r",stdin);freopen((s+".out").c_str(),"w",stdout);}
typedef long long ll;
#define USING_ORDERED_SET 0
#if USING_ORDERED_SET
#include<bits/extc++.h>
using namespace __gnu_pbds;
template<class T>using ordered_set=tree<T,null_type,less<T>,rb_tree_tag,tree_order_statistics_node_update>;
#endif
template<class T>void umax(T &a,T b){if(a<b)a=b;}
template<class T>void umin(T &a,T b){if(b<a)a=b;}
#ifdef IOI2021SG
    #define printl(args...)printf(args)
#else
    #define printl(args...)((void)0)
#endif
char s[100005];
int main(){
    set<char>st;
    int n;
    scanf("%d",&n);
    scanf("%s",&s);
    for(int i=0;i<n;i++)st.insert(s[i]);
    if(st.size()==1)puts("1");
    else if(st.size()==2)while(true);
    else return -1;
}

Compilation message (stderr)

miners.cpp: In function 'int main()':
miners.cpp:25:13: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[100005]' [-Wformat=]
   25 |     scanf("%s",&s);
      |            ~^  ~~
      |             |  |
      |             |  char (*)[100005]
      |             char*
miners.cpp: In function 'void usaco(std::string)':
miners.cpp:5:29: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    5 | void usaco(string s){freopen((s+".in").c_str(),"r",stdin);freopen((s+".out").c_str(),"w",stdout);}
      |                      ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
miners.cpp:5:66: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    5 | void usaco(string s){freopen((s+".in").c_str(),"r",stdin);freopen((s+".out").c_str(),"w",stdout);}
      |                                                           ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
miners.cpp: In function 'int main()':
miners.cpp:24:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |     scanf("%d",&n);
      |     ~~~~~^~~~~~~~~
miners.cpp:25:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |     scanf("%s",&s);
      |     ~~~~~^~~~~~~~~

• Subtask 1: 0 / 9
• Subtask 2: 0 / 9
• Subtask 3: 0 / 9
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• Subtask 12: 0 / 8