All challenges
Code AnalysisIntermediate 60s

Trace: Array Decay — sizeof

What does sizeof(arr) print inside f()?
Starter code
#include <stdio.h>
void f(int arr[]) { printf("%zu", sizeof(arr)); }
int main() {
    int a[10];
    f(a);
    return 0;
}

Think you can answer under pressure?

Get matched and answer live questions in 3-minute 1v1 battles. Elo ranking, badge tiers and bragging rights on the line.

Play this in a 3-minute battle