Long time no see

1Y-1H/proglabs/lab7/8.c

@@ -0,0 +1,46 @@
+#include <stdio.h>
+double power(double n, int р);
+
+int main(void){
+    double x, xpow;
+    int exp;
+
+    printf("Write: num pow\t(q for exit)\nWrite: ") ;
+
+    while (scanf(" %lf %d", &x, &exp) == 2){
+        xpow = power(x,exp);
+        if (xpow != 0){
+            printf ("%.2lf в степени %d равно %lf\n", x, exp, xpow);}
+        printf("Write: ");
+    }
+    return 0;
+}
+
+double power (double n, int p){
+    if ((p == 0)&&(n == 0)){
+        printf("Result of 0 in pow 0 is undefind\n");
+        return 0;
+    }
+
+    if ((p == 0)||(n == 0)){
+        return 1;
+    }
+
+    if (p>0){
+        double pow = 1;
+        int i;
+        for (i =1; i <= p; i++)
+            pow *= n;
+        return pow;
+    }
+
+    if (p<0){
+        double pow = 1;
+        int i;
+        for (i =1; i <= -p; i++)
+            pow *= n;
+        pow = (1 / pow);
+ 
+        return pow;
+    }
+}