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Left rotate array by k positions is an interactive C dry run visualizer from the One D programs section. Study the source code, then use the execution controls to follow each step, variable update, highlighted line, and console output.
This page provides a browser-based dry run with source-code highlighting, auto-scroll, voice narration controls, and execution output for learning the program step by step.
#include <stdio.h>
int main() {
int arr[] = {10, 20, 30, 40, 50}, i;
int n = 5, k = 2;
int temp[100];
for(i = 0; i < k; i++) {
temp[i] = arr[i];
}
for(i = k; i < n; i++) {
arr[i-k] = arr[i];
}
for(i = 0; i < k; i++) {
arr[n-k+i] = temp[i];
}
printf("Array after %d left rotations: ", k);
for(i = 0; i < n; i++) {
printf("%d ", arr[i]);
}
return 0;
}