/in/foo.c: In function 'main':
/in/foo.c:14:27: warning: conversion lacks type at end of format [-Wformat=]
   14 |                 printf("%.3",y);
      |                           ^
/in/foo.c:14:24: warning: too many arguments for format [-Wformat-extra-args]
   14 |                 printf("%.3",y);
      |                        ^~~~~
/in/foo.c:18:27: warning: conversion lacks type at end of format [-Wformat=]
   18 |                 printf("%.3",y);
      |                           ^
/in/foo.c:18:24: warning: too many arguments for format [-Wformat-extra-args]
   18 |                 printf("%.3",y);
      |                        ^~~~~
/in/foo.c:22:27: warning: conversion lacks type at end of format [-Wformat=]
   22 |                 printf("%.3",y);
      |                           ^
/in/foo.c:22:24: warning: too many arguments for format [-Wformat-extra-args]
   22 |                 printf("%.3",y);
      |                        ^~~~~