Submission #471345

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Source Code Expand

#include<stdio.h>
#define N 100000

int main() {
	int n, i, min, max;
	double a, b, s[N], sum, p, q;

	scanf("%d %lf %lf", &n, &a, &b);
	for(i = 0; i < n; i++) {
		scanf("%lf", &s[i]);
	}
	sum = s[0];

	max = 0;
	min = 0;
	for(i = 1; i < n; i++) {
		if(s[max] < s[i]) {
			max = i;
		}

		if(s[min] > s[i]) {
			min = i;
		}

		sum += s[i];
	}


	p = b / (s[max] - s[min]);

	q = a - p / n * sum;
	if(s[max] == s[min]) {
		printf("-1\n");
	}
	else {
		printf("%f %f\n", p, q);
	}

	return(0);
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:8:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %lf %lf", &n, &a, &b);
  ^
./Main.c:10:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lf", &s[i]);
   ^

Judge Result