ti83-sdk/lib83/put_int.c

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#include <stdio.h>
void put_int(int i) {
if (i < 0) {
putchar('-');
i *= -1;
}
char buf[10];
int j = 0;
do {
buf[j++] = i % 10 + '0';
i /= 10;
} while (i > 0);
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while (j > 0) putchar(buf[--j]);
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}