{"id":25722,"date":"2022-12-13T01:12:47","date_gmt":"2022-12-12T19:42:47","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-program-gives-unstable-output-closed\/"},"modified":"2022-12-13T01:12:47","modified_gmt":"2022-12-12T19:42:47","slug":"solved-program-gives-unstable-output-closed","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-program-gives-unstable-output-closed\/","title":{"rendered":"[Solved] Program gives unstable output? [closed]"},"content":{"rendered":"

[ad_1]
\n<\/p>\n

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New code that works:<\/p>\n

#include <stdio.h>\n#include <conio.h>\n#include <string.h>\n#include <stdlib.h>\n#include <time.h>\n\n\nint main()\n{\nint i,j=0,code,amt, key,lines=0;\nint id[100],stock[100],k=0;\nchar name[100][20],product[100];\nfloat price[100],sum;\nfloat total=0;  \nchar ipname[100][20];\nint quantity[100], ch;\nfloat ipprice[100];\nfloat ipsub[100];\n\nFILE*fp1;\n\nfp1=fopen(\"Fruit.txt\",\"r\");\nif(fp1==NULL)\n{\n    printf(\"ERROR in opening file\\n\");\n    return 1;\n}\nelse\n{\nwhile((ch=getc(fp1))!=EOF)\n    {\n        if(ch=='\\n')\n        lines++;\n    }\n}\n    fclose(fp1);\n\nfp1=fopen(\"Fruit.txt\",\"r\");\nif(fp1==NULL){\n               printf(\"ERROR in opening file\\n\");\n               return 1;\n               }\n               else\n               {\n\n               for(i=0;i<lines;i++){\n                                    fgets(product,sizeof(product),fp1);\n                              id[i]=atoi(strtok(product,\",\"));\n                             strcpy(name[i],strtok(NULL,\",\"));\n                             price[i]=atof(strtok(NULL,\",\"));\n                             stock[i]=atoi(strtok(NULL,\"\\n\"));\n\n                         }\n                                }\n                                    fclose(fp1);\n\nprintf(\"=============================================================\\n\");\nfor(i=0;i<lines;i++)\n{\nprintf(\"%d:%-10s\\t\",i+1,name[i]);\n}\nprintf(\"\\n\\n%-5s%-20s%-15s%-10s%s\\n\",\"No.\",\"Product\",\"Price\",\"Quantity\",\"Subtotal\");\nprintf(\"%-5s%-20s%-15s%-10s%s\\n\",\"===\",\"=======\",\"=====\",\"========\",\"========\");\n\ndo{  \nk=0;\nif(j>0)\n{\nsystem(\"cls\");\n}\nif(j>0)\n{\n    printf(\"=============================================================\\n\");\n    for(i=0;i<lines;i++)\n{\nprintf(\"%d:%-10s\\t\",i+1,name[i]);\n}\nprintf(\"\\n\\n%-5s%-20s%-15s%-10s%s\\n\",\"No.\",\"Product\",\"Price\",\"Quantity\",\"Subtotal\");\nprintf(\"%-5s%-20s%-15s%-10s%s\\n\",\"===\",\"=======\",\"=====\",\"========\",\"========\");\n    for(k=0;k<j;k++)\n    {\nprintf(\"%-5d%-20s%-15.2f%-10d%.2f\\n\",k+1,\nipname[k],ipprice[k],quantity[k],ipsub[k]);\n    }\n}\nsum=0;\namt=0;\nprintf(\"\\nProduct code:\");\nscanf(\"%d\",&code);\ni=code-1;\nprintf(\"Quantity:\");\nscanf(\"%d\",&amt);\nsystem(\"cls\");\nsum=price[i]*amt;\ntotal=total+sum;\nipprice[j]=price[i];\nstrcpy(ipname[j],name[i]);\nquantity[j]=amt;\nipsub[j]=sum;\nprintf(\"=============================================================\\n\");\nfor(i=0;i<lines;i++){\nprintf(\"%d:%-10s\\t\",i+1,name[i]);\n}\n    printf(\"\\n\\n%-5s%-20s%-15s%-10s%s\\n\",\n\"No.\",\"Product\",\"Price\",\"Quantity\",\"Subtotal\");\nprintf(\"%-5s%-20s%-15s%-10s%s\\n\",\"===\",\"=======\",\"=====\",\"========\",\"========\");\n    for(k=0;k<=j;k++)\n    {\n        printf(\"%-5d%-20s%-15.2f%-10d%.2f\\n\",\nk+1,ipname[k],ipprice[k],quantity[k],ipsub[k]);\n    }\n        printf(\"%d\",j);\nprintf(\"\\nPress ESC on keyboard to finalize the bill or Press any key continue...\\n\");\nscanf(\" %c\", &key);\nif(key!=27)\n{\n        j++;\n    }\n}while(key!=27);\n        printf(\"%d\",j);\n\n                                    printf(\"\\n%.2f\\n\",total);\n\n\n\nreturn 0;\n}\n<\/code><\/pre>\n
===================================================<\/p>\n
This is how it is supposed to look like:
\nhttp:\/\/i30.photobucket.com\/albums\/c323\/dumfuq\/Screenshot37_zps81596e1a.png<\/a><\/p>\n
The last number ’11’ is just me trying to monitor the j++ is going correctly.<\/p>\n<\/p><\/div>\n
<\/div>\n<\/div>\n
            1<\/span> <\/p><\/div>\n<\/div>\n
[ad_2]<\/p>\n
solved Program gives unstable output? [closed] <\/p>\n","protected":false},"excerpt":{"rendered":"
[ad_1] New code that works: #include <stdio.h> #include <conio.h> #include <string.h> #include <stdlib.h> #include <time.h> int main() { int i,j=0,code,amt, key,lines=0; int id[100],stock[100],k=0; char name[100][20],product[100]; float price[100],sum; float total=0; char ipname[100][20]; int quantity[100], ch; float ipprice[100]; float ipsub[100]; FILE*fp1; fp1=fopen(“Fruit.txt”,”r”); if(fp1==NULL) { printf(“ERROR in opening file\\n”); return 1; } else { while((ch=getc(fp1))!=EOF) { if(ch==’\\n’) lines++; … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[324,3241,774],"class_list":["post-25722","post","type-post","status-publish","format-standard","hentry","category-solved","tag-c","tag-dev-c","tag-windows"],"yoast_head":"\n[Solved] Program gives unstable output? [closed] - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-program-gives-unstable-output-closed\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Program gives unstable output? [closed] - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] New code that works: #include <stdio.h> #include <conio.h> #include <string.h> #include <stdlib.h> #include <time.h> int main() { int i,j=0,code,amt, key,lines=0; int id[100],stock[100],k=0; char name[100][20],product[100]; float price[100],sum; float total=0; char ipname[100][20]; int quantity[100], ch; float ipprice[100]; float ipsub[100]; FILE*fp1; fp1=fopen("Fruit.txt","r"); if(fp1==NULL) { printf("ERROR in opening filen"); return 1; } else { while((ch=getc(fp1))!=EOF) { if(ch=='n') lines++; ... 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