Define static variable inside function

  
#include <stdio.h>
int g = 10; 

void f();

main() {
    int i =0; 
    f();
    printf(" after first call \n");
    f();
    printf("after second  call \n");
    f();
    printf("after third  call \n");
}

void f() {
    static int k=0; 
    
    int j = 10;
    
    printf("k= %d j= %d",k,j);
    
    k = k + 10;
}

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Define static variable inside function : Static « Data Type « C / ANSI-C

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