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lab2/lab2z2.c

+#include <stdio.h>
+#include <math.h>
+
+int main(){
+    printf("Podaj promien kola\n");
+    float x;
+    scanf("%f",&x);
+    printf("Pole kola to %.2f\n",x*x*M_PI);
+    printf("Obwod kola to %.2f\n",x*M_PI*2);
+}