30 lines
486 B
C
30 lines
486 B
C
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#include <stdio.h>
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int main() {
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int rc, start, end;
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printf("Start: ");
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rc = scanf("%d", &start);
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if (rc != 1) {
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printf("Please enter a real integer\n");
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return 1;
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}
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printf("End: ");
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rc = scanf("%d", &end);
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if (rc != 1) {
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printf("Please enter a real integer\n");
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return 1;
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}
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if (start > end) {
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printf("Please ensure that start value is smaller than end value\n");
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return 1;
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}
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for (int i = start; i <= end; i++) {
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printf("%d %d\n", i, i*i);
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}
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return 0;
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}
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