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#include <stdio.h>
#define _CRT_SECURE_NO_WARNINGS
 
void print (float number) {
	printf ("Your number is %.2f\n", number);
}
float del (float a, float b) {
	float res;
	if (b != 0);
		res = a / b;
	else
	res = 0;
	return res;
}
int main () {
	int num_1, num_2;
	scanf ("%d", &num_1);
	scanf ("%d", &num_2);
	float result = del (num_1, num_2);
	print (result);
 
return 0;
}
 

prog.c: In function ‘del’:
prog.c:9:2: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
  if (b != 0);
  ^~
prog.c:10:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’
   res = a / b;
   ^~~
prog.c:11:2: error: ‘else’ without a previous ‘if’
  else
  ^~~~
prog.c: In function ‘main’:
prog.c:17:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf ("%d", &num_1);
  ^~~~~~~~~~~~~~~~~~~~
prog.c:18:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf ("%d", &num_2);
  ^~~~~~~~~~~~~~~~~~~~

Standard output is empty