Program: Decimal to Binary

#include <stdio.h>

int main() {

int n, c, k;

printf("Enter an integer in decimal number system\n");
scanf("%d", &n);

printf("%d in binary number system is:\n", n);

for (c = 31; c >= 0; c--) {

k = n >> c;

if (k & 1)
printf("1");
else
printf("0");
}

printf("\n");

return 0;
}

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