Submission #570662

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
570662	2022-05-31 02:15:43	AGE	Lun (COCI19_lun)	C++14	50 / 50	1 ms	212 KiB

lun

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#include<bits/stdc++.h>
#define F first
#define S second
#define pb push_back
#define int long long
using namespace std;
main()
{
    int n;
    cin>>n;
    string s;
    cin>>s;
    reverse(s.begin(),s.end());
    int index;
    for(int i=0;i<s.size();i++)
        if(s[i]=='x')
            index=i;
    int sum=0;
    if(index==0){
        for(int i=1;i<s.size();i++){
            if(i%2!=0){
                int x=s[i]-'0';
 
 
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Compilation message (stderr)

lun.cpp:8:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    8 | main()
      | ^~~~
lun.cpp: In function 'int main()':
lun.cpp:19:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |     for(int i=0;i<s.size();i++)
      |                 ~^~~~~~~~~
lun.cpp:27:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |         for(int i=1;i<s.size();i++){
      |                     ~^~~~~~~~~
lun.cpp:53:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |         for(int i=1;i<s.size();i++){
      |                     ~^~~~~~~~~
lun.cpp:88:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   88 |         for(int i=1;i<s.size();i++){
      |                     ~^~~~~~~~~
lun.cpp:25:5: warning: 'index' may be used uninitialized in this function [-Wmaybe-uninitialized]
   25 |     if(index==0){
      |     ^~

• Subtask 1: 50 / 50