nortega/numint
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Added some safeguards.

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Nicolás A. Ortega 2016-12-01 20:55:54 +01:00
parent 2301be1637
commit 573343de8f
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GPG Key ID: 614272579C2070D1
1 changed files with 10 additions and 0 deletions
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src/main.c
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@ -12,10 +12,20 @@ int main(void) {
printf("Enter \"min, max\": "); printf("Enter \"min, max\": ");
scanf("%lf, %lf", &a, &b); scanf("%lf, %lf", &a, &b);
if(a > b) {
fprintf(stderr, "`min' cannot be larger than `max'.\n");
return 1;
}
unsigned int parts; unsigned int parts;
printf("Number of parts: "); printf("Number of parts: ");
scanf("%u", &parts); scanf("%u", &parts);
if(parts == 0) {
fprintf(stderr, "`parts' must at least be 1.\n");
return 1;
}
double lRect, rRect, mRect, trap, simp; double lRect, rRect, mRect, trap, simp;
lRect = rRect = mRect = trap = simp = 0; lRect = rRect = mRect = trap = simp = 0;
for(unsigned int i = 0; i < parts; ++i) { for(unsigned int i = 0; i < parts; ++i) {