Solve Sum of Consecutive Odd Numbers II in c

solutions/beecrowd/1099/1099.c

@@ -0,0 +1,34 @@
+#include <stdint.h>
+#include <stdio.h>
+
+int main() {
+ int32_t n, i, f, x, j, s;
+
+ scanf("%d", &n);
+
+ while (n--) {
+ s = 0;
+
+ scanf("%d %d", &i, &f);
+
+ if (i > f) {
+ x = i;
+ i = f;
+ f = x;
+ }
+
+ i++;
+
+ if (i % 2 == 0) {
+ i++;
+ }
+
+ for (j = i; j < f; j += 2) {
+ s += j;
+ }
+
+ printf("%d\n", s);
+ }
+
+ return 0;
+}