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Author: Eftekharul21

Simple Profit Calculation.c

@@ -0,0 +1,81 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<math.h>
+#include<time.h>
+int main()
+{
+    time_t t;
+    time(&t);
+    printf("This Program has been written at: %s",ctime(&t));
+
+    printf("\n~~~~Simple Profit Calculation~~~~\n\n");
+
+    int ch;
+    float p,r,n,a,i;
+    float si;
+
+    while(1)
+    {
+        printf("\t 1. Simple Profit \n");
+        printf("\t 2. Profit Rate\n");
+        printf("\t 3. Time-Line \n");
+        printf("\t 4. Exit\n\n");
+
+        printf("Enter your choice :  ");
+        scanf("%d",&ch);
+
+        if(ch>0&&ch<5)
+        {
+            switch(ch)
+            {
+                case 1:
+                    printf("\nEnter Principal Amount: ");
+                    scanf("%f",&p);
+                    printf("Enter Rate of Interest: ");
+                    scanf("%f",&r);
+                    printf("Enter Time-line: ");
+                    scanf("%f",&n);
+
+                    si=(p*r*n)/100;
+                    printf("\nSimple Profit: %.2f\n",si);
+                    a=si+p;
+                    printf("Total Principal Amount: %.2f\n\n",a);
+
+                    break;
+
+                case 2:
+                    printf("\nEnter Profit: ");
+                    scanf("%f",&i);
+                    printf("Enter Principal Amount: ");
+                    scanf("%f",&p);
+                    printf("Enter Time-line: ");
+                    scanf("%f",&n);
+
+                    r=(i/(p*n))*100;
+                    printf("Profit Rate: %.f\n\n",r);
+
+                    break;
+
+                case 3:
+                    printf("\nEnter Profit: ");
+                    scanf("%f",&i);
+                    printf("Enter Principal Amount: ");
+                    scanf("%f",&p);
+                    printf("Enter Profit rate: ");
+                    scanf("%f",&r);
+
+                    n=i/(p*(r/100));
+                    printf("Time-line: %.f\n\n",n);
+
+                    break;
+
+                case 4:
+                    printf("\n\tHave a nice Day!\n\n");
+                    exit(0);
+                }
+        }
+        else
+            printf("Invalid Choice!\n\n");
+    }
+    return 0;
+}