Submission #1066256

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Source Code Expand

#include <stdio.h>
#include <string.h>
#include <stdbool.h>

#define N_MAX 100000
#define M_MAX 200000
#define INF 10000000
#define MOD 1000000007
#define SMAP(a, b) ((a)!=(b))&&((a)^=((b)^=((a)^= (b))))

typedef unsigned long long ull;
typedef   signed long long dll;

int n, m;
int i, j, k;
ull a, b;

ull x[N_MAX];

typedef struct {
	int in;
	int out;
} twoway;

void deb(){
	return;
}

void solve(){
	ull result = 0;
	int p = 0;

	while (++p < n) {
		if ((x[p] - x[p-1]) * a < b) {
			result += (ull)((x[p] - x[p-1]) * a);
		} else {
			result += (ull)b;
		}
	}

	printf("%llu\n", result);

	return;
}

int main (void) {
	scanf("%d%llu%llu", &n, &a, &b);
	for (i = 0; i < n; i++) scanf("%llu", &x[i]);

	solve();
	return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:47:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%llu%llu", &n, &a, &b);
  ^
./Main.c:48:26: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  for (i = 0; i < n; i++) scanf("%llu", &x[i]);
                          ^

Judge Result