Question

How to use strtoull to convert a string to an unsigned long long in C

Answer 1

#include <stdio.h>
#include <stdlib.h>

int main() {
	char s[] = "1903837276521308982";

	unsigned long long ull = strtoull(s, NULL, 10);

	printf("%llu", ull);

	char ch = getchar();

	return 0;
}



/*
run:

1903837276521308982

*/

 

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