criyle/codenet-compile-errors huggingface dataset:
Language: C++

#include <iostream>using namespace std;int n,a,b,ans;int main(){    cin>>n;    for(int i=1;i<=n;i++)    {        cin>>a>>b;        ans+=(b-a+1);    }    cout<<ans;}

Compiler output:
a.cc:1:26: warning: extra tokens at end of #include directive
    1 | #include <iostream>using namespace std;int n,a,b,ans;int main(){    cin>>n;    for(int i=1;i<=n;i++)    {        cin>>a>>b;        ans+=(b-a+1);    }    cout<<ans;}
      |                          ^~~~~~~~~
a.cc:1:10: fatal error: iostream>usin: No such file or directory
    1 | #include <iostream>using namespace std;int n,a,b,ans;int main(){    cin>>n;    for(int i=1;i<=n;i++)    {        cin>>a>>b;        ans+=(b-a+1);    }    cout<<ans;}
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int N,A;
  A=0;
  cin>>N;
  for(int i=0;i<N;i++){
    int r,l;
    cin>>l>>r;
    A=A+l-r+1
  }
  cout<<A<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:14: error: expected ';' before '}' token
   10 |     A=A+l-r+1
      |              ^
      |              ;
   11 |   }
      |   ~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int N,A;
  A=0;
  cin>>N;
  for(i=0;i<N;i++){
    int i,l;
    cin>>l>>r;
    A=A+l-r+1
  }
  cout<<A<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:7: error: 'i' was not declared in this scope
    7 |   for(i=0;i<N;i++){
      |       ^
a.cc:8:9: error: redeclaration of 'int i'
    8 |     int i,l;
      |         ^
a.cc:7:7: note: '<typeprefixerror>i' previously declared here
    7 |   for(i=0;i<N;i++){
      |       ^
a.cc:9:13: error: 'r' was not declared in this scope
    9 |     cin>>l>>r;
      |             ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main () {
  int N;
  cin >> N;
  int count = 0;
  for (i = 0; i < N; i ++){
    int li, ri;
    cin >> li >> ri;
    count += ri - li + 1;
  }
  cout << count << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:8: error: 'i' was not declared in this scope
    7 |   for (i = 0; i < N; i ++){
      |        ^
Language: C++

#include<bits/stdc++.h>
using namespaces std;
int main()
{
    int n;scanf("%d",&n);
    int ans=0;
    for(int i=1;i<=n;i++)
    {
        int l,r;scanf("%d %d",&l,&r);
        ans+=r-l+1;
    }
    printf("%d",ans);
    return 0;
}
//r-l+1

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namespaces'
    2 | using namespaces std;
      |       ^~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main(){
  int N,A;
  cin>>N;
  A=0;
  for (int i=0;i<N;i++){
    int a,b;
    cin>>a>>b;
    A+=(b-a+1)
  }
  cout<<A<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:15: error: expected ';' before '}' token
   11 |     A+=(b-a+1)
      |               ^
      |               ;
   12 |   }
      |   ~
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main(){
  int N,A;
  cin>>N;
  A=0
  for (int i=0;i<N;i++){
    int a,b;
    cin>>a>>b;
    A+=(b-a+1)
  }
  cout<<A<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:6: error: expected ';' before 'for'
    7 |   A=0
      |      ^
      |      ;
    8 |   for (int i=0;i<N;i++){
      |   ~~~ 
a.cc:8:16: error: 'i' was not declared in this scope
    8 |   for (int i=0;i<N;i++){
      |                ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main(){
  int a,b,c=0,i,array[1001],array2[1001];
  cin>>a;
  for(i=0;i<a;i++){
    cin>>array[i]>>array2[i];
    c+=array2[i]-array[i];
    }
  }
  cout<<c<<endl;
}

Compiler output:
a.cc:12:3: error: 'cout' does not name a type
   12 |   cout<<c<<endl;
      |   ^~~~
a.cc:13:1: error: expected declaration before '}' token
   13 | }
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int a,b,s,n;
int main()
{
    cin>>n;
    for (int i=1; i<=n; ++i)
    {
        cin>>a>>b;
        s=s+b-a+1;
    }
    cout<<s;
    return 0;
}
}

Compiler output:
a.cc:15:1: error: expected declaration before '}' token
   15 | }
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int a,b,s;
int main()
{
    cin>>n;
    for (int i=1; i<=n; ++i)
    {
        cin>>a>>b;
        s=s+b-a+1;
    }
    cout<<s;
    return 0;
}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:10: error: 'n' was not declared in this scope; did you mean 'yn'?
    6 |     cin>>n;
      |          ^
      |          yn
a.cc: At global scope:
a.cc:15:1: error: expected declaration before '}' token
   15 | }
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
    cin>>n;
    for (int i=1; i<=n; ++i)
    {
        cin>>a>>b;
        s=s+b-a+1;
    }
    cout<<s;
    return 0;
}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:10: error: 'n' was not declared in this scope; did you mean 'yn'?
    5 |     cin>>n;
      |          ^
      |          yn
a.cc:8:14: error: 'a' was not declared in this scope
    8 |         cin>>a>>b;
      |              ^
a.cc:8:17: error: 'b' was not declared in this scope
    8 |         cin>>a>>b;
      |                 ^
a.cc:9:9: error: 's' was not declared in this scope
    9 |         s=s+b-a+1;
      |         ^
a.cc:11:11: error: 's' was not declared in this scope
   11 |     cout<<s;
      |           ^
a.cc: At global scope:
a.cc:14:1: error: expected declaration before '}' token
   14 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n;
    int l,r,ans;
    cin>>n;
    for(int i=1;i<=n;i++){
        cin>>l>>r;
        ans+=r-l+1;
    }
    cour<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:5: error: 'cour' was not declared in this scope
   11 |     cour<<ans<<endl;
      |     ^~~~
Language: C++

#include <iostream>
#include <vector>
using namespace std;
 
int main(){
  int N;
  cin >> N;
  vector<int> l,r;
  for(int i=0;i<N;i++){
    cin >> l.at(i);
    cin >> r.at(i);
  }
  int sum;
  sum=0;
  int j;
  for(j=0;j<N;j++){
    sum+=r.at(j)+1-i.at(j);
  }
  cout << sum << endl;}


Compiler output:
a.cc: In function 'int main()':
a.cc:17:20: error: 'i' was not declared in this scope
   17 |     sum+=r.at(j)+1-i.at(j);
      |                    ^
Language: C++

#include <iostream>
#include <vector>
using namespace std;

int main(){
  int N;
  cin >> N;
  vector<int> l,r;
  for(int i=0;i<N;i++){
    cin >> l.at(i);
    cin >> r.at(i);
  }
  int sum;
  sum=0;
  int j;
  for(j=0;j<N;j++){
    sum+=r.at(i)+1-i.at(i);
  }
  cout << sum << endl;}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:15: error: 'i' was not declared in this scope
   17 |     sum+=r.at(i)+1-i.at(i);
      |               ^
a.cc: At global scope:
a.cc:20:1: error: expected declaration before '}' token
   20 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int N, l, r, sum = 0;

  cin >> N; //組数Nの受付
  //ループの開始
  for (i = 0; i < N; i++){
    cin >> l >> r; //l,rの受付

    sum += (l - r) + 1 //i組目の座席数
  }
  cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:8: error: 'i' was not declared in this scope
    9 |   for (i = 0; i < N; i++){
      |        ^
a.cc:12:23: error: expected ';' before '}' token
   12 |     sum += (l - r) + 1 //i組目の座席数
      |                       ^
      |                       ;
   13 |   }
      |   ~
Language: C++

#include <stdio.h>
int main(){
int N,l,r,s=0,i;
scanf("%d",&N);
for(i=0;i<N,i++){
scanf("%d %d",&l,&r);
s+=r-l+1;}
printf("%d",s);
return 0;}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:16: error: expected ';' before ')' token
    5 | for(i=0;i<N,i++){
      |                ^
      |                ;
Language: C++

#include <stdio.h>
int main(){
int N,l,r,s=0,i;
scanf("%d",&N);
for(i=0;i<N,i++){
scanf("%d %d",&l,&r)
s+=r-l+1;}
printf("%d",s);
return 0;}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:16: error: expected ';' before ')' token
    5 | for(i=0;i<N,i++){
      |                ^
      |                ;
a.cc:6:21: error: expected ';' before 's'
    6 | scanf("%d %d",&l,&r)
      |                     ^
      |                     ;
    7 | s+=r-l+1;}
      | ~
Language: C

#include<stdio.h>
int main(){
int n,l,r,i,cnt=0;
  scanf("%d",&n);
  for(i=0;i<n;i++)scanf("%d %d",&l[i],&r[i]);
  for(i=0;i<n;i++){
       cnt=cnt+r[i]-l[i]+1;
  }
  printf("%d",cnt);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:35: error: subscripted value is neither array nor pointer nor vector
    5 |   for(i=0;i<n;i++)scanf("%d %d",&l[i],&r[i]);
      |                                   ^
main.c:5:41: error: subscripted value is neither array nor pointer nor vector
    5 |   for(i=0;i<n;i++)scanf("%d %d",&l[i],&r[i]);
      |                                         ^
main.c:7:17: error: subscripted value is neither array nor pointer nor vector
    7 |        cnt=cnt+r[i]-l[i]+1;
      |                 ^
main.c:7:22: error: subscripted value is neither array nor pointer nor vector
    7 |        cnt=cnt+r[i]-l[i]+1;
      |                      ^
Language: C++

#include <iostream>
#include <string>
#include <algorithm>
using namespace std;

int main(){
 int N,l,r,sum=0;
 cin >> N;
 for(int i = 0; i < N;i++) cin >> l >> r,sum += l-r-1
 
 
 cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:54: error: expected ';' before 'cout'
    9 |  for(int i = 0; i < N;i++) cin >> l >> r,sum += l-r-1
      |                                                      ^
      |                                                      ;
......
   12 |  cout << sum << endl;
      |  ~~~~
Language: C++

#include <iostream>
#include <string>
#include <algorithm>
using namespace std;

int main(){
 int N;
 int lr[1001][2];
 cin >> N;
 for(int i = 0; i < N;i++) cin >> lr[N][0] >> lr[N][1];
 
 int sum = 0;
 for(int i = 0; i < N;i++) sum += (lr[N][1] - lr[N][0] + 1)
 
 cout << sum << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:60: error: expected ';' before 'cout'
   13 |  for(int i = 0; i < N;i++) sum += (lr[N][1] - lr[N][0] + 1)
      |                                                            ^
      |                                                            ;
   14 | 
   15 |  cout << sum << endl;
      |  ~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
	int n,a=0;cin>>n;int b[n][2];for(int i=0;i<n;i++){ for(int j=0;j<2;j++) cin>>l[i][j];}for(int k=0;k<n;k++) a=a+(b[k][1]-b[k][0]+1);cout<<a<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:4:86: error: 'l' was not declared in this scope
    4 |         int n,a=0;cin>>n;int b[n][2];for(int i=0;i<n;i++){ for(int j=0;j<2;j++) cin>>l[i][j];}for(int k=0;k<n;k++) a=a+(b[k][1]-b[k][0]+1);cout<<a<<endl;
      |                                                                                      ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main(){
	int n,a;
	cin>>n;
	a=100000
	int l[n],r[n];
	for(int i=0;i<n;i++){
		cin>>l[i]>>r[i];
	}
	for(int k=0;k<n;k++){
		a=a-l[k]-r[k];
	}
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:17: error: expected ';' before 'int'
    7 |         a=100000
      |                 ^
      |                 ;
    8 |         int l[n],r[n];
      |         ~~~      
a.cc:10:22: error: 'l' was not declared in this scope
   10 |                 cin>>l[i]>>r[i];
      |                      ^
a.cc:10:28: error: 'r' was not declared in this scope
   10 |                 cin>>l[i]>>r[i];
      |                            ^
a.cc:13:21: error: 'l' was not declared in this scope
   13 |                 a=a-l[k]-r[k];
      |                     ^
a.cc:13:26: error: 'r' was not declared in this scope
   13 |                 a=a-l[k]-r[k];
      |                          ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main(){
	int n,a;
	cin>>n;
	a=100000
	int l[n],r[n];
	for(int i=0;i<n;i++){
		cin>>l[i]>>r[i];
	}
	for(int k=0;k<n;k++){
		a=a-l[k]-r[k]
	}
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:17: error: expected ';' before 'int'
    7 |         a=100000
      |                 ^
      |                 ;
    8 |         int l[n],r[n];
      |         ~~~      
a.cc:10:22: error: 'l' was not declared in this scope
   10 |                 cin>>l[i]>>r[i];
      |                      ^
a.cc:10:28: error: 'r' was not declared in this scope
   10 |                 cin>>l[i]>>r[i];
      |                            ^
a.cc:13:21: error: 'l' was not declared in this scope
   13 |                 a=a-l[k]-r[k]
      |                     ^
a.cc:13:26: error: 'r' was not declared in this scope
   13 |                 a=a-l[k]-r[k]
      |                          ^
Language: C++

#include<stdio.h>
int main()
{
	int n;
	scanf("%d",&n);
	int ans=0;
	int i; 
	int a,b; 
	for(i=1;i<=n;i++)
	{
		scanf("%d%d",,&a,&b);
		ans=ans+b-a+1;
		 
	}
	printf("%d",ans); 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:30: error: expected primary-expression before ',' token
   11 |                 scanf("%d%d",,&a,&b);
      |                              ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int N;
  cin >> N;
  
  vector<int> len(N);
  vector<int> ren(N);
  
  for(int i = 0; i < N; i++) {
    cin >> len.at(i) >> ren.at(i);
  }
  
  int count = 0;
  
  for(int i = 0; i < N; i++) {
    count += ren.at(i) - len.at(i) + 1;
  }
  
  cout << count << endl;
}

#include <string>
using namespace std;

int main() {
  int N;
  cin >> N;
  
  vector<int> len(N);
  vector<int> ren(N);
  
  for(int i = 0; i < N; i++) {
    cin >> len.at(i) >> ren.at(i);
  }
  
  int count = 0;
  
  for(int i = 0; i < N; i++) {
    count += ren.at(i) - len.at(i) + 1;
  }
  
  cout << count << endl;
}

using namespace std;

int main() {
  int N;
  cin >> N;
  
  vector<int> len(N);
  vector<int> ren(N);
  
  for(int i = 0; i < N; i++) {
    cin >> len.at(i) >> ren.at(i);
  }
  
  int count = 0;
  
  for(int i = 0; i < N; i++) {
    count += ren.at(i) - len.at(i) + 1;
  }
  
  cout << count << endl;
}

using namespace std;

int main() {
  int N;
  cin >> N;
  
  vector<int> len(N);
  vector<int> ren(N);
  
  for(int i = 0; i < N; i++) {
    cin >> len.at(i) >> ren.at(i);
  }
  
  int count = 0;
  
  for(int i = 0; i < N; i++) {
    count += ren.at(i) - len.at(i) + 1;
  }
  
  cout << count << endl;
}


Compiler output:
a.cc:27:5: error: redefinition of 'int main()'
   27 | int main() {
      |     ^~~~
a.cc:4:5: note: 'int main()' previously defined here
    4 | int main() {
      |     ^~~~
a.cc:49:5: error: redefinition of 'int main()'
   49 | int main() {
      |     ^~~~
a.cc:4:5: note: 'int main()' previously defined here
    4 | int main() {
      |     ^~~~
a.cc:71:5: error: redefinition of 'int main()'
   71 | int main() {
      |     ^~~~
a.cc:4:5: note: 'int main()' previously defined here
    4 | int main() {
      |     ^~~~
Language: C++

#include <iostream>
#include <string>
using namespace std;

int main() {
  int N;
  cin >> N;
  
  vector<int> len(N);
  vector<int> ren(N);
  
  for(int i = 0; i < N; i++) {
    cin >> len.at(i) >> ren.at(i);
  }
  
  int count = 0;
  
  for(int i = 0; i < N; i++) {
    count += ren.at(i) - len.at(i) + 1;
  }
  
  cout << count << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:3: error: 'vector' was not declared in this scope
    9 |   vector<int> len(N);
      |   ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | #include <string>
a.cc:9:10: error: expected primary-expression before 'int'
    9 |   vector<int> len(N);
      |          ^~~
a.cc:10:10: error: expected primary-expression before 'int'
   10 |   vector<int> ren(N);
      |          ^~~
a.cc:13:12: error: 'len' was not declared in this scope; did you mean 'mblen'?
   13 |     cin >> len.at(i) >> ren.at(i);
      |            ^~~
      |            mblen
a.cc:13:25: error: 'ren' was not declared in this scope
   13 |     cin >> len.at(i) >> ren.at(i);
      |                         ^~~
a.cc:19:14: error: 'ren' was not declared in this scope
   19 |     count += ren.at(i) - len.at(i) + 1;
      |              ^~~
a.cc:19:26: error: 'len' was not declared in this scope; did you mean 'mblen'?
   19 |     count += ren.at(i) - len.at(i) + 1;
      |                          ^~~
      |                          mblen
Language: C++

#include <iostream>
#include <string>
using namespace std;

int main() {
  int N;
  cin >> N;
  
  vector<int> l(N);
  vector<int> r(N);
  
  for(int i = 0; i < N; i++) {
    cin >> l.at(i) >> r.at(i);
  }
  
  int count = 0;
  
  for(int i = 0; i < N; i++) {
    count += r.at(i) - l.at(i) + 1;
  }
  
  cout << count << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:3: error: 'vector' was not declared in this scope
    9 |   vector<int> l(N);
      |   ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | #include <string>
a.cc:9:10: error: expected primary-expression before 'int'
    9 |   vector<int> l(N);
      |          ^~~
a.cc:10:10: error: expected primary-expression before 'int'
   10 |   vector<int> r(N);
      |          ^~~
a.cc:13:12: error: 'l' was not declared in this scope
   13 |     cin >> l.at(i) >> r.at(i);
      |            ^
a.cc:13:23: error: 'r' was not declared in this scope
   13 |     cin >> l.at(i) >> r.at(i);
      |                       ^
a.cc:19:14: error: 'r' was not declared in this scope
   19 |     count += r.at(i) - l.at(i) + 1;
      |              ^
a.cc:19:24: error: 'l' was not declared in this scope
   19 |     count += r.at(i) - l.at(i) + 1;
      |                        ^
Language: C++

#include <iostream>
#include <string>
using namespace std;

int main() {
  int N;
  cin >> N;
  
  vector<int> l(N);
  vector<int> r(N);
  
  for(int i = 0; i < N; i++) {
    cin >> l.at(i) >> r.at(i);
  }
  
  int count = 0;
  
  for(int i = 0; i < N; i++) {
    count += r.at(i) - l.at(i);
  }
  
  cout << count << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:3: error: 'vector' was not declared in this scope
    9 |   vector<int> l(N);
      |   ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | #include <string>
a.cc:9:10: error: expected primary-expression before 'int'
    9 |   vector<int> l(N);
      |          ^~~
a.cc:10:10: error: expected primary-expression before 'int'
   10 |   vector<int> r(N);
      |          ^~~
a.cc:13:12: error: 'l' was not declared in this scope
   13 |     cin >> l.at(i) >> r.at(i);
      |            ^
a.cc:13:23: error: 'r' was not declared in this scope
   13 |     cin >> l.at(i) >> r.at(i);
      |                       ^
a.cc:19:14: error: 'r' was not declared in this scope
   19 |     count += r.at(i) - l.at(i);
      |              ^
a.cc:19:24: error: 'l' was not declared in this scope
   19 |     count += r.at(i) - l.at(i);
      |                        ^
Language: C++

#include <iostream>
#include <string>
using namespace std;

int main() {
  int N;
  cin >> N;
  
  vector<int> l(N);
  vector<int> r(N);
  
  for(int i = 0; i < N; i++) {
    cin >> l(i) >> r(i);
  }
  
  int count = 0;
  
  for(int i = 0; i < N; i++) {
    count += r(i) - l(i);
  }
  
  cout << count << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:3: error: 'vector' was not declared in this scope
    9 |   vector<int> l(N);
      |   ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | #include <string>
a.cc:9:10: error: expected primary-expression before 'int'
    9 |   vector<int> l(N);
      |          ^~~
a.cc:10:10: error: expected primary-expression before 'int'
   10 |   vector<int> r(N);
      |          ^~~
a.cc:13:12: error: 'l' was not declared in this scope
   13 |     cin >> l(i) >> r(i);
      |            ^
a.cc:13:20: error: 'r' was not declared in this scope
   13 |     cin >> l(i) >> r(i);
      |                    ^
a.cc:19:14: error: 'r' was not declared in this scope
   19 |     count += r(i) - l(i);
      |              ^
a.cc:19:21: error: 'l' was not declared in this scope
   19 |     count += r(i) - l(i);
      |                     ^
Language: C++

#include <iostream>
using namespace std;

int main() {
    int N;
    int l[1000];
  	int r[1000];
  	int sum;  
  	cin >> N;
	for (int i =0; i<N; ++i) cin >> l[i] >> r[i];
  	for (int i = 0; i <N; i++){
      sum += r[i] - l[i] +1;
    
    
  	cout << sum << endl;
    }


Compiler output:
a.cc: In function 'int main()':
a.cc:16:6: error: expected '}' at end of input
   16 |     }
      |      ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include <iostream>
using namespace std;

int main() {
    int N;
    int l[1000];
  	int r[1000];
  	int sum;  
  	cin >> N;
	for (int i =0; i<N; ++i) cin >> l[i] >> r[i];
  	for (int i = 0; i <N; i++){
      sum += r[i] - l[i] +1;
    
    }
  	cout << sum << endl;
  

Compiler output:
a.cc: In function 'int main()':
a.cc:15:29: error: expected '}' at end of input
   15 |         cout << sum << endl;
      |                             ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int N,l,r,S;
  S = 0;
  cin >> N;
  for(i=0;i<N;i++){
    cin >> l >> r;
    S += r-l+1;
  }
  cout << S;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:7: error: 'i' was not declared in this scope
    8 |   for(i=0;i<N;i++){
      |       ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
long long z;
int main()
{
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		cin>>a>>b;
		z+=a-b+1;
	}
	cout<<z<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:14: error: 'n' was not declared in this scope
    6 |         cin>>n;
      |              ^
a.cc:9:22: error: 'a' was not declared in this scope
    9 |                 cin>>a>>b;
      |                      ^
a.cc:9:25: error: 'b' was not declared in this scope
    9 |                 cin>>a>>b;
      |                         ^
Language: C

#include <stdio.h>

int main() {
  int N;
  int ans = 0;
  
  scanf("%d", &N);
  for(i = 0; i < N; i++) {
    int l, r;
    scanf("%d %d", &l, &r);
    ans += r - l + 1;
  }
  
  printf("%d\n", ans);
  
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:8:7: error: 'i' undeclared (first use in this function)
    8 |   for(i = 0; i < N; i++) {
      |       ^
main.c:8:7: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include<iostream>
#include<string>
using namespace std;
int main(){
    int n;
    int l[];
    int r[];
    int num = n;
    int i;
    for (i = 0; i < n;i++){
        cin >> l[i] >> r[i];
        num += r[i];
        num -= l[i];
    }
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: storage size of 'l' isn't known
    6 |     int l[];
      |         ^
a.cc:7:9: error: storage size of 'r' isn't known
    7 |     int r[];
      |         ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int N,s = 0;cin >> N;
  for(i = 0; i < N; i++){
    int l,r;cin >> l >> r;
    s += r - l + 1;
  }
  cout << s;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:7: error: 'i' was not declared in this scope
    6 |   for(i = 0; i < N; i++){
      |       ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int N;
  cin >> N;
  
  int sum = 0
    
  for (int i = 0; i < N; i++) {
  	int l, r;
    cin >> l >> r;
    sum += r - l + 1;
  }
  
  cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:3: error: expected ',' or ';' before 'for'
   10 |   for (int i = 0; i < N; i++) {
      |   ^~~
a.cc:10:19: error: 'i' was not declared in this scope
   10 |   for (int i = 0; i < N; i++) {
      |                   ^
Language: C++

#include <iostream>
#include <algorithm>
#include <cmath>
#include <limits>
#include <vector>
#include<cstdio>
#include<bits/stdc++.h>
using namespace std;
using ll =long long;

int main (void) {
  int N,ans,l,r;
  scanf("%d", &N);
  for (int i=0;i<N;i++) scanf("%d",&l,%r) ans+=r-l+1;
  printf("%d", res);

}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:39: error: expected primary-expression before '%' token
   14 |   for (int i=0;i<N;i++) scanf("%d",&l,%r) ans+=r-l+1;
      |                                       ^
a.cc:15:16: error: 'res' was not declared in this scope
   15 |   printf("%d", res);
      |                ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main(){
	int n,k=0;
  	cin >> n;
  	for (i=0; i<n; i++){
    int j,l;
      cin >> j >> l;
      k += (l-j+1) ; 
    }
  cout << k << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:14: error: 'i' was not declared in this scope
    7 |         for (i=0; i<n; i++){
      |              ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main(){
	int n,k=0;
  	cin >> n;
  	for (i=0; i<n; i++){
    int i,l;
      cin >> i >> l;
      k += (l-i+1) ; 
    }
  cout << k << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:14: error: 'i' was not declared in this scope
    7 |         for (i=0; i<n; i++){
      |              ^
a.cc:8:9: error: redeclaration of 'int i'
    8 |     int i,l;
      |         ^
a.cc:7:14: note: '<typeprefixerror>i' previously declared here
    7 |         for (i=0; i<n; i++){
      |              ^
Language: C++

#include <iostream>
using namespace std;

int N,l[100001],r[100001],a;

main(){
     cin>>N;
     for(ins i=0;i<N;++i){
     cin>>l[i]>>r[i];
     a=a+r[i]-l[i];
     }
     cout<<a<<endl;
}

Compiler output:
a.cc:6:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    6 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:8:10: error: 'ins' was not declared in this scope; did you mean 'int'?
    8 |      for(ins i=0;i<N;++i){
      |          ^~~
      |          int
a.cc:8:18: error: 'i' was not declared in this scope
    8 |      for(ins i=0;i<N;++i){
      |                  ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int n, val;
  cin >> n;
  for (int i = 0; i < n; i++) {
    int l, r;
    cin >> l >> r;
    val += tr - tl + 1;
    i++;
  }
  cout << val;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:12: error: 'tr' was not declared in this scope; did you mean 'r'?
   10 |     val += tr - tl + 1;
      |            ^~
      |            r
a.cc:10:17: error: 'tl' was not declared in this scope; did you mean 'l'?
   10 |     val += tr - tl + 1;
      |                 ^~
      |                 l
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int n, val;
  cin >> n;
  for (int i = 0; i < n; i++) {
    int l, r;
    cin >> tl >> tr;
    val += tr - tl + 1;
    i++;
  }
  cout << val;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:12: error: 'tl' was not declared in this scope; did you mean 'l'?
    9 |     cin >> tl >> tr;
      |            ^~
      |            l
a.cc:9:18: error: 'tr' was not declared in this scope; did you mean 'r'?
    9 |     cin >> tl >> tr;
      |                  ^~
      |                  r
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int n, val;
  cin >> n;
  for (int i = 0; i < n; i++) {
    int l, r;
    cin >> tl >> tr;
    val += tr - tl + 1
    i++
  }
  cout << val;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:12: error: 'tl' was not declared in this scope; did you mean 'l'?
    9 |     cin >> tl >> tr;
      |            ^~
      |            l
a.cc:9:18: error: 'tr' was not declared in this scope; did you mean 'r'?
    9 |     cin >> tl >> tr;
      |                  ^~
      |                  r
Language: C++

#include <iostream>

int main()
{
    int n, ans = 0;
    std::cin >> n;
    for (int i = 0; i < n; ++i) {
        int l, r;
        std::cin >> l >> r;
        ans += (r - l + 1);
    }
    std::cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:25: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   12 |     std::cout << ans << endl;
      |                         ^~~~
      |                         std::endl
In file included from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C

#include <stdio.h>

int main(void)
{
int n;
int l[1000];
int r[1000];
int i;
int x=0;
scanf("%d",&n);
for(i=0;i<n;i++){
	
	scanf("%d%d",&l[i],&r[i]);
	x+=r[i]-x[i]+1;
}
printf("%d\n",x);
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:14:18: error: subscripted value is neither array nor pointer nor vector
   14 |         x+=r[i]-x[i]+1;
      |                  ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int n;
  cin>>n;
  
  for(int i=0;i<n;i++){
    int x,y,z;
    cin>>x>>y;
    z=y-x+1;
  }
  cout<<z<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:9: error: 'z' was not declared in this scope
   12 |   cout<<z<<endl;
      |         ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int N, x, y;
  int A =0;
  cin >> N;
  for (i=1, i<=N, i++){
  cin >> x >> y;
    A = A + y - x + 1;
  }
      cout << A <<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:8: error: 'i' was not declared in this scope
    8 |   for (i=1, i<=N, i++){
      |        ^
a.cc:13:1: error: expected primary-expression before '}' token
   13 | }
      | ^
a.cc:12:24: error: expected ')' before '}' token
   12 |       cout << A <<endl;
      |                        ^
      |                        )
   13 | }
      | ~                       
a.cc:8:7: note: to match this '('
    8 |   for (i=1, i<=N, i++){
      |       ^
a.cc:13:1: error: expected primary-expression before '}' token
   13 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int N, A, x, y;
  cin >> N;
  for (i=1, i<=N, i++){
  cin >> x >> y;
    A = A + y - x + 1;
  }
      cout << A <<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:8: error: 'i' was not declared in this scope
    7 |   for (i=1, i<=N, i++){
      |        ^
a.cc:12:1: error: expected primary-expression before '}' token
   12 | }
      | ^
a.cc:11:24: error: expected ')' before '}' token
   11 |       cout << A <<endl;
      |                        ^
      |                        )
   12 | }
      | ~                       
a.cc:7:7: note: to match this '('
    7 |   for (i=1, i<=N, i++){
      |       ^
a.cc:12:1: error: expected primary-expression before '}' token
   12 | }
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,ans;
	cin>>n;
	int l[101000],r[101000];
	for(int i=0;i<n;i++) cin>>l[i]>>r[i];
	ans=0;
	for(i=0;i<n;i++){
		ans+=r[i]-l[i]+1;
	}
	cout<<ans<<endl;
	return 0;
	}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:13: error: 'i' was not declared in this scope
    9 |         for(i=0;i<n;i++){
      |             ^
Language: C++

#include <iostream>
using namespace std;

int main()
{
	int N = 0;
	int L = 0;
	int R = 0;
	int sum = 0;
        cin >> N
	for (int i = 0; i < N; i++)
	{
		cin >> L >> R;
		sum += R - L + 1;
	}
	cout << sum << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:17: error: expected ';' before 'for'
   10 |         cin >> N
      |                 ^
      |                 ;
   11 |         for (int i = 0; i < N; i++)
      |         ~~~      
a.cc:11:25: error: 'i' was not declared in this scope
   11 |         for (int i = 0; i < N; i++)
      |                         ^
Language: C++

#include<stdio.h>

int main(){
  int n;
  scanf("%d",&n);

  int r[n];
  int l[n];

  for(i=0;i<n;i++){
    scanf("%d %d",&l[i],&r[i]);
  }

  int i;
  int ans=0;

  for(i=0;i<n;i++){
    ans += r[i] -l[i] +1;
  }

  printf("%d\n",ans);

  return 0;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:7: error: 'i' was not declared in this scope
   10 |   for(i=0;i<n;i++){
      |       ^
Language: C++

#include<stdio.h>

int main(){
  int n,i;
  scanf("%d",&n);

  int r[n];
  int i[n];

  for(i=0;i<n;i++){
    scanf("%d %d",&l[i],&r[i]);
  }

  int ans=0;

  for(i=0;i<n;i++){
    ans += r[i] -l[i] +1;
  }

  printf("%d\n",ans);

  return 0;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:7: error: conflicting declaration 'int i [n]'
    8 |   int i[n];
      |       ^
a.cc:4:9: note: previous declaration as 'int i'
    4 |   int n,i;
      |         ^
a.cc:11:20: error: 'l' was not declared in this scope
   11 |     scanf("%d %d",&l[i],&r[i]);
      |                    ^
a.cc:17:18: error: 'l' was not declared in this scope
   17 |     ans += r[i] -l[i] +1;
      |                  ^
Language: C++

g#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
int main() {
  int n;
  cin >> n;
  ll ans = 0;

  for(int i = 0; i < n; i++) {
    ll l,r;
    cin >> l >> r;
    ans += r - l + 1;
  }

  cout << ans << endl;
}
  


Compiler output:
a.cc:1:2: error: stray '#' in program
    1 | g#include <bits/stdc++.h>
      |  ^
a.cc:1:1: error: 'g' does not name a type
    1 | g#include <bits/stdc++.h>
      | ^
a.cc: In function 'int main()':
a.cc:7:3: error: 'cin' was not declared in this scope
    7 |   cin >> n;
      |   ^~~
a.cc:16:3: error: 'cout' was not declared in this scope
   16 |   cout << ans << endl;
      |   ^~~~
a.cc:16:18: error: 'endl' was not declared in this scope
   16 |   cout << ans << endl;
      |                  ^~~~
Language: C++

#include <iostream>
#include <algorithm>
#include <vector>
#include <cstdio>
#include <string>
#include <set>
#include <map>
#include <queue>
#include <stack>
#include <cmath>
#include <functional>
#include <numeric>
#include <iomanip>
#define fi first
#define se second
#define fcout(n) cout<<fixed<<setprecision((n))
#define cinl(str) getline(cin,(str))
using namespace std;
bool value(int y,int x,int R,int C){return 0<=y&&y<R&&0<=x&&x<C;}
typedef pair<int,int> pii;
typedef long long ll;
typedef vector<int> vi;
typedef vector<long long > vll;
typedef vector< vi > vvi;
double pie=acos(-1);
int INF=1000000007;
int dx[4] = { 0,-1,0,1 };
int dy[4] = { -1,0,1,0 };


int main() {
	long long ans=0,l,r;
	int n;
	cin>>n;
	for(int i=0;i<n;i++){
		cin>>l>>r;
		ans+=r-l+1;
	}
	cout<<sum<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:39:15: error: 'sum' was not declared in this scope
   39 |         cout<<sum<<endl;
      |               ^~~
Language: C++

#include "bits/stdc++.h"
#include <boost\version.hpp>
#define REP(i, n) for(int i = 0;i < n;i++)
#define REPR(i, n) for(int i = n;i >= 0;i--)
#define FOR(i, m, n) for(int i = m;i < n;i++)
#define FORR(i, m, n) for(int i = m;i >= n;i--)
#define SORT(v, n) sort(v, v+n);
#define VSORT(v) sort(v.begin(), v.end());
#define pb(a) push_back(a)
#define INF 1145141919
#define MINF -1145141919

using namespace std;
typedef unsigned int uint;
typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<ll> vll;
typedef vector<vll> vvll;
typedef vector<double> vd;
typedef vector<vd> vvd;
typedef vector<string> vs;
typedef pair<int, int> P;
typedef pair<ll, ll> LP;
typedef pair<int, P> PP;
typedef pair<ll, LP> LPP;

int dy[] = { 0, 0, 1, -1, 0 };
int dx[] = { 1, -1, 0, 0, 0 };



int solve(int n,vi l, vi r) {
	int ans = 0;
	FOR(i, 0, n) {
		int tmp = 1;
		tmp += (r[i] - l[i]);
		ans += tmp;
	}
	return ans;
}
int main() {
	int N;
	vi l;
	vi r;
	cin >> N;
	FOR(i, 0, N) {
		int tl, tr;
		cin >> tl >> tr;
		l.pb(tl);
		r.pb(tr);
	}
	cout << solve(N, l, r) << endl;
	return 0;
}


Compiler output:
a.cc:2:10: fatal error: boost\version.hpp: No such file or directory
    2 | #include <boost\version.hpp>
      |          ^~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C

#include<stdio.h>

int main(){
    int n,i,l,r,x=0;
    scanf("%d",&n);
    for(i=1;i<=n;i++){
        scanf("%d%d",&l,&r);
        x+=(r-l+1)
    }
    printf("%d\n",x);
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:8:19: error: expected ';' before '}' token
    8 |         x+=(r-l+1)
      |                   ^
      |                   ;
    9 |     }
      |     ~
Language: C++

int l,r,s=0;main(n){for(scanf("%d",&n);n--;)scanf("%d%d",&l,&r),s+=r-l+1;printf("%d\n",s);}

Compiler output:
a.cc:1:17: error: expected constructor, destructor, or type conversion before '(' token
    1 | int l,r,s=0;main(n){for(scanf("%d",&n);n--;)scanf("%d%d",&l,&r),s+=r-l+1;printf("%d\n",s);}
      |                 ^
Language: C++

l,r,s=0;main(n){for(scanf("%d",&n);n--;)scanf("%d%d",&l,&r),s+=r-l+1;printf("%d\n",s);}

Compiler output:
a.cc:1:1: error: 'l' does not name a type
    1 | l,r,s=0;main(n){for(scanf("%d",&n);n--;)scanf("%d%d",&l,&r),s+=r-l+1;printf("%d\n",s);}
      | ^
a.cc:1:13: error: expected constructor, destructor, or type conversion before '(' token
    1 | l,r,s=0;main(n){for(scanf("%d",&n);n--;)scanf("%d%d",&l,&r),s+=r-l+1;printf("%d\n",s);}
      |             ^
Language: C++

#include <string>
#include <iostream>
#include <algorithm>
#include <vector> 

using namespace std;

int main() {
   int n;
   vector<int> a(n);
   
   for(int i=0;i<n;i++){
       int t;
       cin>>t;
       a[i].push_back(t);
       cin>>t;
       a[i].push_back(t);
   }
   int ans=0;
   for(int i=0;i<n;i++){
       asn+=abs(a[i][0]-a[i][1]);
   }
   
    
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:13: error: request for member 'push_back' in 'a.std::vector<int>::operator[](((std::vector<int>::size_type)i))', which is of non-class type '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'}
   15 |        a[i].push_back(t);
      |             ^~~~~~~~~
a.cc:17:13: error: request for member 'push_back' in 'a.std::vector<int>::operator[](((std::vector<int>::size_type)i))', which is of non-class type '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'}
   17 |        a[i].push_back(t);
      |             ^~~~~~~~~
a.cc:21:8: error: 'asn' was not declared in this scope; did you mean 'ans'?
   21 |        asn+=abs(a[i][0]-a[i][1]);
      |        ^~~
      |        ans
a.cc:21:21: error: invalid types '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type {aka int}[int]' for array subscript
   21 |        asn+=abs(a[i][0]-a[i][1]);
      |                     ^
a.cc:21:29: error: invalid types '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type {aka int}[int]' for array subscript
   21 |        asn+=abs(a[i][0]-a[i][1]);
      |                             ^
Language: C++

#include<iostream>
#include<string>
#include<cstdio>
#include<cstdlib>
#include<algorithm>
#include<cmath>
using namespace std;
int main(){
	int n,a[100000],b[100000],ans=0;
	cin>>n;
	for(int i=0;i<n;I++){
		cin>>a[i]>>b[i];
		ans+=a[i]-b[i]+1;
	}
	cout<<ans<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:25: error: 'I' was not declared in this scope
   11 |         for(int i=0;i<n;I++){
      |                         ^
Language: C++

#include<stdio.h>
#include<string.h>
#include<math.h>
int a,s,d[1000000000],f=0,g,h,i,j;
int main(void)
{
for(i=1;i<=1000000000;i++) d[i]=0;
scanf("%d",&a);
for(i=0;i<a;i++){
scanf("%d",&s);
if(d[s]==0){
d[s]=1;
f++;
}
else{
d[s]=0;
f--;
}
}
printf("%d\n",f);
return 0;
}

Compiler output:
/tmp/ccuZuFvy.o: in function `main':
a.cc:(.text+0x6): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccuZuFvy.o
a.cc:(.text+0x12): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccuZuFvy.o
a.cc:(.text+0x30): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccuZuFvy.o
a.cc:(.text+0x39): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccuZuFvy.o
a.cc:(.text+0x3f): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccuZuFvy.o
a.cc:(.text+0x6a): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccuZuFvy.o
a.cc:(.text+0xd3): relocation truncated to fit: R_X86_64_PC32 against symbol `f' defined in .bss section in /tmp/ccuZuFvy.o
a.cc:(.text+0xdc): relocation truncated to fit: R_X86_64_PC32 against symbol `f' defined in .bss section in /tmp/ccuZuFvy.o
a.cc:(.text+0x102): relocation truncated to fit: R_X86_64_PC32 against symbol `f' defined in .bss section in /tmp/ccuZuFvy.o
a.cc:(.text+0x10b): relocation truncated to fit: R_X86_64_PC32 against symbol `f' defined in .bss section in /tmp/ccuZuFvy.o
a.cc:(.text+0x111): additional relocation overflows omitted from the output
collect2: error: ld returned 1 exit status
Language: C++

    #include<stdio.h>
    #include<string.h>
    #include<math.h>
    int a,s,d[1000000001],f=0,g,h,i,j;
    int main(void)
    {
    for(i=1;i<=1000000000;i++) d[i]=0;
    scanf("%d",&a);
    for(i=0;i<a;i++){
    if(d[a]==0){
    d[a]=1;
    f++;
    }
    else{
    d[a]=0;
    f--;
    }
    }
    printf("%d\n",f);
    return 0;
    }

Compiler output:
/tmp/ccIxY9jE.o: in function `main':
a.cc:(.text+0x6): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccIxY9jE.o
a.cc:(.text+0x12): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccIxY9jE.o
a.cc:(.text+0x30): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccIxY9jE.o
a.cc:(.text+0x39): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccIxY9jE.o
a.cc:(.text+0x3f): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccIxY9jE.o
a.cc:(.text+0x6a): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/ccIxY9jE.o
a.cc:(.text+0xb5): relocation truncated to fit: R_X86_64_PC32 against symbol `f' defined in .bss section in /tmp/ccIxY9jE.o
a.cc:(.text+0xbe): relocation truncated to fit: R_X86_64_PC32 against symbol `f' defined in .bss section in /tmp/ccIxY9jE.o
a.cc:(.text+0xe4): relocation truncated to fit: R_X86_64_PC32 against symbol `f' defined in .bss section in /tmp/ccIxY9jE.o
a.cc:(.text+0xed): relocation truncated to fit: R_X86_64_PC32 against symbol `f' defined in .bss section in /tmp/ccIxY9jE.o
a.cc:(.text+0xf3): additional relocation overflows omitted from the output
collect2: error: ld returned 1 exit status
Language: C++

#include <vector>
#include <iostream>
#include <utility>
#include <algorithm>
#include <string>
#include <deque>
#include <queue>
#include <tuple>
#include <queue>
#include <functional>
#include <cmath>
#include <iomanip>
#include <map>
#include <set>
#include <numeric>
#include <unordered_map>
#include <unordered_set>
#include <complex>
#include <iterator>
#include <array>
#include <memory>
#include <stack>
#define vi vector<int>
#define vvi vector<vector<int> >
#define ll long long int
#define vl vector<ll>
#define vvl vector<vector<ll>>
#define vb vector<bool>
#define vc vector<char>
#define vs vector<string>
#define ld long double
#define INF 1e9
#define EPS 0.0000000001
#define rep(i,n) for(int i=0;i<n;i++)
#define loop(i,s,n) for(int i=s;i<n;i++)
#define all(in) in.begin(), in.end()
template<class T, class S> void cmin(T &a, const S &b) { if (a > b)a = b; }
template<class T, class S> void cmax(T &a, const S &b) { if (a < b)a = b; }
#define MAX 9999999
using namespace std;
typedef pair<int, int> pii;
typedef pair<double,double>pdd;
typedef pair<ll,ll>pll;
int main(){
    int imos[1000001];
    memset(imos, 0,sizeof(imos));
    int n; cin>>n;rep(i,n){
        int a,b; cin>>a>>b;
        imos[a]++;
        imos[b+1]--;
    }
    rep(i,1000001){
        if(i)imos[i]+=imos[i-1];
    }
    int hoge=0;
    rep(i,1000001)if(imos[i]>0)hoge++;
    cout<<hoge<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:46:5: error: 'memset' was not declared in this scope
   46 |     memset(imos, 0,sizeof(imos));
      |     ^~~~~~
a.cc:23:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
   22 | #include <stack>
  +++ |+#include <cstring>
   23 | #define vi vector<int>
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main() {
	int n,l,r,sum=0;
	scanf("%d",&n);
	for(int i=0;i<n;i++) {
		scanf("%d%d",&l,&r);
		sum+=r-l+1;
	}
	printd("%d\n",sum);
	return 0;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: 'printd' was not declared in this scope; did you mean 'printf'?
   10 |         printd("%d\n",sum);
      |         ^~~~~~
      |         printf
Language: C++

#include <bits/stdc++.h>
using namespace std;
int n;
int main(){
    //freopen("input.txt", "r", stdin);
    ios::sync_with_stdio(false);
    cin.tie(0);
    int ans = 0;
    cin >> n;
    for(int i = 0; i < n; i++){
        cin >> a >> b;
        ans += a-b+1;
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:16: error: 'a' was not declared in this scope
   11 |         cin >> a >> b;
      |                ^
a.cc:11:21: error: 'b' was not declared in this scope
   11 |         cin >> a >> b;
      |                     ^
Language: C++

include <stdio.h>
int main ()
{
    int n, t,d,sum,tmp;
    scanf("%d",&n);
    while(n--)
    {
        scanf("%d%d",&t,&d);
     if (d<t){
        tmp = t ;
        t =  d;
        d = tmp;
        }
       
        sum =sum + d-t+1;
        
    }
    printf("%d\n",sum);
    return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include <stdio.h>
      | ^~~~~~~
Language: C

#include <stdio.h>

int main(void)
{
        int n[100][2]={0},i,num,diff[100]={0},sum=0;

        scanf("%d",&num);
        for(i=0;i<num;i++){
                scanf("%d %d",&n[i][0],&n[i][1]);
        }

        for(i=0;i<num;i++){
                diff[i] = (n[i][1]-n[i][0])+1;
        }

        for(i=0;i<num;i++){
                sum 0= diff[i];
        }

        printf("%d",sum);
        return 0;
}

Compiler output:
main.c: In function 'main':
main.c:17:20: error: expected ';' before numeric constant
   17 |                 sum 0= diff[i];
      |                    ^~
      |                    ;
Language: C++

#include<iostream>
using namespace std;
int main()
{
	int N,a,b;
	cin >>N;
	 int ans=0;
	for(int i=1;i<=n;i++)
{
   cin  >>a>>b;
   ans=ans+(b-a+1);
}
   cout <<ans;
   return 0;
}
   

Compiler output:
a.cc: In function 'int main()':
a.cc:8:24: error: 'n' was not declared in this scope
    8 |         for(int i=1;i<=n;i++)
      |                        ^
Language: C

#include<stdio.h>
 int main(void){
   int N;
   int i, l, r;
   int kotae = 0;
   for(i = 0; i < N; i++){
     scanf("%d %d", &l &r);
     kotae = r - l + 1 + kotae;
   }
   printf("%d\n", kotae);
  return 0;
 }


Compiler output:
main.c: In function 'main':
main.c:7:24: error: invalid operands to binary & (have 'int *' and 'int')
    7 |      scanf("%d %d", &l &r);
      |                     ~~ ^
      |                     |
      |                     int *
Language: C++

#include<stdio.h>
int main() {
	int N, i, j = 0, l, r, a;
	scanf_s("%d", &N);
	for (i = 0;i >= N;i++) {
		scanf_s("%d %d", &l, &r);
		a = r - l;
		while (j > a) {
			j++;
		}
	}
	printf("%d", j);
}



Compiler output:
a.cc: In function 'int main()':
a.cc:4:9: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
    4 |         scanf_s("%d", &N);
      |         ^~~~~~~
      |         scanf