Submission #1442248

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Source Code Expand

#include <cstdio>

#define MOD 1000000007
#define MAXN 1000
#define ll long long


int main() {
    ll n, a, b, x;
    ll rez = 0;
    scanf("%lld%lld%lld%lld", &n, &a, &b, &x);
    for(ll i = 2; i <= n; i++) {
        ll y;
        scanf("%lld", &y);
        if( (y - x) * a < b)
            rez += (y - x) * a;
        else
            rez += b;
        x = y;
    }
    printf("%lld", rez);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:11:46: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld%lld%lld%lld", &n, &a, &b, &x);
                                              ^
./Main.cpp:14:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld", &y);
                          ^

Judge Result