Submission #3269263

---

Source Code Expand

#include <bits/stdc++.h>
#define MOD 1000000007
using namespace std;
typedef long long ll;
typedef pair<ll, ll> P;
typedef tuple<ll, ll, ll> T;

int N;

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

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:12:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &N);
                    ^
./Main.cpp:15:41: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         int a, b; scanf("%d %d", &a, &b);
                                         ^

Judge Result