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Copy pathCircuit Simulator.c
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Circuit Simulator.c
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#include <stdio.h>
#include <stdlib.h>
void gates(){
char log[10];
scanf("%s", &log);
if(strcmp(log,"not")==0){
printf("0 : 1\n");
printf("1 : 0\n");
}
else if(strcmp(log,"and")==0){
printf("0 0 : 0\n");
printf("0 1 : 0\n");
printf("1 0 : 0\n");
printf("1 1 : 1\n");
}
else if(strcmp(log,"or")==0){
printf("0 0 : 0\n");
printf("0 1 : 1\n");
printf("0 1 : 1\n");
printf("1 1 : 1\n");
}
else if(strcmp(log,"xor")==0){
printf("0 0 : 0\n");
printf("0 1 : 1\n");
printf("1 0 : 1\n");
printf("1 1 : 0\n");
}
else if(strcmp(log,"nand")==0){
printf("0 0 : 1\n");
printf("0 1 : 1\n");
printf("1 0 : 1\n");
printf("1 1 : 0\n");
}
else if(strcmp(log,"nor")==0){
printf("0 0 : 1\n");
printf("0 1 : 0\n");
printf("1 0 : 0\n");
printf("1 1 : 0\n");
}
else if(strcmp(log,"xnor")==0){
printf("0 0 : 1\n");
printf("0 1 : 0\n");
printf("1 0 : 0\n");
printf("1 1 : 1\n");
}
else{
printf("Wrong word! Try again.\n");
gates();
}
}
void specific_gates(){
char log[10];
int n1,n2;
while(1){
scanf("%s", &log);
if(strcmp(log,"and")==0){
scanf("%d ", &n1);
scanf("%d", &n2);
if(n1==0 && n2==0) printf("and out 0\n");
else if(n1==0 && n2==1) printf("and out 0\n");
else if(n1==1 && n2==0) printf("and out 0\n");
else if(n1==1 && n2==1) printf("and out 1\n");
else printf("uknown gate\n");
}
else if(strcmp(log,"or")==0){
scanf("%d ", &n1);
scanf("%d", &n2);
if(n1==0 && n2==0) printf("or out 0\n");
else if(n1==0 && n2==1) printf("or out 1\n");
else if(n1==1 && n2==0) printf("or out 1\n");
else if(n1==1 && n2==1) printf("or out 1\n");
else printf("uknown gate\n");
}
else if(strcmp(log,"xor")==0){
scanf("%d ", &n1);
scanf("%d", &n2);
if(n1==0 && n2==0) printf("xor out 0\n");
else if(n1==0 && n2==1) printf("xor out 1\n");
else if(n1==1 && n2==0) printf("xor out 1\n");
else if(n1==1 && n2==1) printf("xor out 0\n");
else printf("uknown gate\n");
}
else if(strcmp(log,"nand")==0){
scanf("%d ", &n1);
scanf("%d", &n2);
if(n1==0 && n2==0) printf("nand out 1\n");
else if(n1==0 && n2==1) printf("nand out 1\n");
else if(n1==1 && n2==0) printf("nand out 1\n");
else if(n1==1 && n2==1) printf("nand out 0\n");
else printf("uknown gate\n");
}
else if(strcmp(log,"nor")==0){
scanf("%d ", &n1);
scanf("%d", &n2);
if(n1==0 && n2==0) printf("nor out 1\n");
else if(n1==0 && n2==1) printf("nor out 0\n");
else if(n1==1 && n2==0) printf("nor out 0\n");
else if(n1==1 && n2==1) printf("nor out 0\n");
else printf("uknown gate\n");
}
else if(strcmp(log,"xnor")==0){
scanf("%d ", &n1);
scanf("%d", &n2);
if(n1==0 && n2==0) printf("xnor out 1\n");
else if(n1==0 && n2==1) printf("xnor out 0\n");
else if(n1==1 && n2==0) printf("xnor out 0\n");
else if(n1==1 && n2==1) printf("xnor out 1\n");
else printf("uknown gate\n");
}else{
printf("Wrong word! Try again.\n");
break;
}}
}
void circuit(){
int n1,n2,n3,n4,n5;
int p1,p2,p3,p4;
while(1){
scanf("%d", &n1);
if(n1!=0 && n1!=1){
printf("Invalid number!\n");
break;
}
scanf("%d", &n2);
if(n2!=0 && n2!=1){
printf("Invalid number!\n");
break;
}
scanf("%d", &n3);
if(n3!=0 && n3!=1){
printf("Invalid number!\n");
break;
}
scanf("%d", &n4);
if(n4!=0 && n4!=1){
printf("Invalid number!\n");
break;
}
scanf("%d", &n5);
if(n5!=0 && n5!=1){
printf("Invalid number!\n");
break;
}
if(n1==0 && n2==0) p1=0;
if(n1==0 && n2==1) p1=0;
if(n1==1 && n2==0) p1=0;
if(n1==1 && n2==1) p1=1;
if(n3==0 && n4==0) p2=0;
if(n3==0 && n4==1) p2=1;
if(n3==1 && n4==0) p2=1;
if(n3==1 && n4==1) p2=0;
if(p1==0 && p2==0) p3=1;
if(p1==0 && p2==1) p3=1;
if(p1==1 && p2==0) p3=1;
if(p1==1 && p2==1) p3=0;
if(p3==0 && n5==0) p4=0;
if(p3==0 && n5==1) p4=1;
if(p3==1 && n5==0) p4=1;
if(p3==1 && n5==1) p4=1;
printf("out : %d\n",p4);
}
}
void file_inputs(){
char title[20];
int in,out,i=0,r=0,k=0,l=0,row=0,w;
int n1,n2,n3,n4,n5;
int p1,p2,p3,p4;
FILE *fp;
printf("Choose the name of the file you want to read(add <.txt> at the end):");
scanf("%s", &title);
fp=fopen(title,"r");
if(fp == NULL){
printf("No such file exists. Try again!\n");
file_inputs();
}
fscanf (fp, "%d", &in);
printf("%d\n", in);
fscanf (fp, "%d", &out);
printf("%d\n", out);
if(in==2){
while(!feof(fp)){
fscanf (fp, "%d", &n1);
printf("%d ", n1);
fscanf (fp, "%d", &n2);
printf("%d ", n2);
fscanf (fp, "%d", &p1);
printf("%d ", p1);
row++;
if(n1==0 && n2==0 && p1!=0) {printf("This row is wrong(row %d)\n",row); i++;}
else if(n1==0 && n2==1 && p1!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else if(n1==1 && n2==0 && p1!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else if(n1==1 && n2==1 && p1!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else printf("\n");
}
}else if(in==3){
while(!feof(fp)){
fscanf (fp, "%d", &n1);
printf("%d ", n1);
fscanf (fp, "%d", &n2);
printf("%d ", n2);
fscanf (fp, "%d", &n3);
printf("%d ", n3);
fscanf (fp, "%d", &p2);
printf("%d ", p2);
row++;
if(n1==0 && n2==0) p1=1;
if(n1==0 && n2==1) p1=1;
if(n1==1 && n2==0) p1=1;
if(n1==1 && n2==1) p1=0;
if(p1==0 && n3==0 && p2!=0) {printf("This row is wrong(row %d)\n",row); i++;}
else if(p1==0 && n3==1 && p2!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else if(p1==1 && n3==0 && p2!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else if(p1==1 && n3==1 && p2!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else printf("\n");
}
}else if(in==4){
while(!feof(fp)){
fscanf (fp, "%d", &n1);
printf("%d ", n1);
fscanf (fp, "%d", &n2);
printf("%d ", n2);
fscanf (fp, "%d", &n3);
printf("%d ", n3);
fscanf (fp, "%d", &n4);
printf("%d ", n4);
fscanf (fp, "%d", &p3);
printf("%d ", p3);
row++;
if(n1==0 && n2==0) p1=0;
if(n1==0 && n2==1) p1=0;
if(n1==1 && n2==0) p1=0;
if(n1==1 && n2==1) p1=1;
if(n3==0 && p1==0) p2=1;
if(n3==0 && p1==1) p2=1;
if(n3==1 && p1==0) p2=1;
if(n3==1 && p1==1) p2=0;
if(p2==0 && n4==0 && p3!=0) {printf("This row is wrong(row %d)\n",row); i++;}
else if(p2==0 && n4==1 && p3!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else if(p2==1 && n4==0 && p3!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else if(p2==1 && n4==1 && p3!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else printf("\n");
}
}else if(in==5){
while(!feof(fp)){
fscanf (fp, "%d", &n1);
printf("%d ", n1);
fscanf (fp, "%d", &n2);
printf("%d ", n2);
fscanf (fp, "%d", &n3);
printf("%d ", n3);
fscanf (fp, "%d", &n4);
printf("%d ", n4);
fscanf (fp, "%d", &n5);
printf("%d ", n5);
fscanf (fp, "%d", &p4);
printf("%d ", p4);
row++;
if(n1==0 && n2==0) p1=0;
if(n1==0 && n2==1) p1=0;
if(n1==1 && n2==0) p1=0;
if(n1==1 && n2==1) p1=1;
if(n3==0 && n4==0) p2=0;
if(n3==0 && n4==1) p2=1;
if(n3==1 && n4==0) p2=1;
if(n3==1 && n4==1) p2=0;
if(p1==0 && p2==0) p3=1;
if(p1==0 && p2==1) p3=1;
if(p1==1 && p2==0) p3=1;
if(p1==1 && p2==1) p3=0;
if(p3==0 && n5==0 && p4!=0) {printf("This row is wrong(row %d)\n",row); i++;}
else if(p3==0 && n5==1 && p4!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else if(p3==1 && n5==0 && p4!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else if(p3==1 && n5==1 && p4!=1) {printf("This row is wrong(row %d)\n",row); i++;}
else printf("\n");
}
}if(i==0) printf("File is completely correct!\n");
fclose (fp);
printf("\n");
}
void circuit_info(){
printf("In order to build a circuit you must know:\n");
printf("1)The number of inputs\n");
printf("2)The logic gates between inputs\n");
printf("3)The number of outputs\n\n");
printf("For example, the given circuit has 5 inputs, 4 logic gates and 1 output.\n");
}
int main() {
int num;
printf("Press 0 to exit\n");
printf("Press 1 to choose a gate and print the truth table\n");
printf("Press 2 to print the truth table for specific numbers\n");
printf("Press 3 to calculate the output of the circuit\n");
printf("Press 4 to scan file containing inputs and outputs\n");
printf("Press 5 to 'build' a circuit\n");
scanf("%d", &num);
if(num==0) printf("Goodbye!");
else if(num==1){
gates();
main();
}
else if(num==2){
specific_gates();
main();
}
else if(num==3){
circuit();
main();
}else if(num==4){
file_inputs();
main();
}else if(num==5){
circuit_info();
main();
}
else{
printf("Wrong number! Try again.\n");
main();
}
return 0;
}