#include <stdio.h>
int isTriangle(int a, int b, int c) {
if ((a + b)>c ||(a + c) >b ||(b+c)> a) {
return 1;
} else {
return 0;
}
}
int main() {
if (isTriangle(12, 20, 7)) {
} else {
}
return 0;
}
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